Access over 6,500 publications with a FREE trial!

Get unlimited access to articles from new and old issues of newspapers, trade journals, magazines, and more!

Take a free, 7-day trial

US Fed News Service, Including US State News articles from Thursday, May 10

2,265,077 total articles

A syndication service providing transcripts of statements and hearing of the U.S. Congress. Also includes similar documents from legislators in each of the 50 states.

Find out when new articles from US Fed News Service, Including US State News arrive. Set up an RSS feed.

Link to this article

CloseClose

Create a link to this page

Copy and paste this link tag into your Web page or blog:

<a href="http://www.highbeam.com/US+Fed+News+Service,+Including+US+State+News/publications.aspx?date=20070510" title="Articles and back issues from US Fed News Service, Including US State News">US Fed News Service, Including US State News articles</a>

US Fed News Service, Including US State News back issues from Thursday, May 10:

Texas Inventor Develops Modular Power Distribution System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Robert A. Pereira of Spring, Texas, has developed a modular power distribution system for distributing power within an equipment rack. According to the U.S. Patent & Trademark Office: "One particular power distribution system has a control unit that is ...

Italian Inventors Develop Energy Accumulating Component Manufacturing Machine

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Sauro Righi of Sasso Marconi, Italy, and Mirko Mazza of Marzabotto, Italy, have developed a method and a machine for manufacturing energy accumulating components, and components made thereby. According to the U.S. Patent & Trademark Office, the invention ...

Japanese Inventors Develop Wiring Connection Structure

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Haruo Hori and Takanori Kondo, both of Sabae, Japan, Yasuyuki Naito of Takefu, Japan, Masaaki Taniguchi of Fukui-ken, Japan, and Yoichi Kuroda of Fukui, Japan, have developed a wiring connection structure of laminated capacitor and a decoupling capacitor, and a wiring ...

Kansas, Missouri Inventors Develop Electronic Component Mounting System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Daniel J. Cool of Overland Park, Kan., Stephen M. Reid of Olathe, Kan., and Jeffrey L. Beseth of Raymore, Mo., have developed a mounting system for electronic equipment which includes a mounting rack, a connector plate, and a retention device. According to the ...

Japanese Inventors Develop Chip-Type Solid Electrolytic Capacitor

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Junichi Kurita and Hiroshi Fujii, both of Osaka, Japan, and Tsuyoshi Yoshino of Kyoto, Japan, have developed a chip-type solid electrolytic capacitor which has a four-terminal structure. According to the U.S. Patent & Trademark Office: "The chip-type solid ...

Michigan Inventors Develop Turn-On Coil Driver

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Carl R. Morganti of Farmington Hills, Mich., and James J. Klocinski of Saline, Mich., have developed a circuit for controlling an ignition coil that attenuates the feed forward voltage by slowing the initial turn-on of the coil driver. According to the U.S ....

California Inventors Develop Feedback Control Mechanism

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Thomas R. Albrecht, Peter M. Baumgart and Bernhard E. Knigge, all from San Jose, Calif., have developed a feedback control mechanism for active damping of slider air bearing vibrations in a hard disk drive slider. According to the U.S. Patent & Trademark ...

Canadian Inventors Develop Ion Generator with Open Emitter

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Joanno Constantinosu, Rudy A. Vandenbelt, Ross L. Cowie and Charles R. Lanning, all from Ottawa, Canada, have developed an ion generator with open emitter and safety feature. According to the U.S. Patent & Trademark Office: "The invention is directed ...

Taiwanese Inventor Develops Data Transfer Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Alexander T. P. Hong of Taipei, Taiwan, has developed a data transfer method that transfers data between two bluetooth devices located in a bluetooth scatternet. According to the U.S. Patent & Trademark Office: "The Upper Layer to be transferred is divided ...

California Inventors Develop Multi-Stage Actuator Disk Drive

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Yunfeng Li of , Calif., Yu Sun of Fremont, Calif., Lin Guo of Saratoga, Calif., and Xiaoping Hu of Milpitas, Calif., have developed a multi-stage actuator disk drive and methods for controlling a transducer with settle-switching state dependent feed-forward ...

Japanese Inventor Develops Constant-Voltage Switching Power Supply

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Seiji Takamatsu of Nagano, Japan, has developed a constant-voltage switching power supply provided with overvoltage output protecting circuit. According to the U.S. Patent & Trademark Office: "An overvoltage output protector is electrically connected to a ...

Japanese Inventors Develop Magnetoresistive Head

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Masatoshi Yoshikawa of Yokohama, Japan, and Masayuki Takagishi of Kawasaki, Japan, have developed a magnetoresistive head having magnetoresistive film including free layer and pinned layer arranged in head height direction. According to the U.S. Patent & ...

Oregon Inventor Develops Universal Serial Bus Messaging Encapsulation Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Steve B. McGowan of Portland, Ore., has developed a method and an apparatus for encapsulating universal serial bus (USB) messaging over a link layer communication protocol. According to the U.S. Patent & Trademark Office: "In an embodiment of the present ...

Japanese Inventor Develops Disk Eccentricity Control Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Norio Shigematsu of Ehime, Japan, has developed a disk device, a disk eccentricity control method, and a recording medium. According to the U.S. Patent & Trademark Office: "Weight factors corresponding to plural areas into which a disk is concentrically ...

California Inventors Develop Ornamental Design for Chair

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- James E. Grove of Marina Del Rey, Calif., and Andy Vong of Venice, Calif., have developed an ornamental design for a chair, the U.S. Patent & Trademark Office announced. The inventors were issued U.S. Patent No. D541,562 on May 1. The patent has ...

California Inventors Develop Data Storage Device

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Gary W. Calfee of Santa Clara, Calif., and Richard M. Ehrlich of Saratoga, Calif., have developed a dynamic stroke optimization in the self servo-write process. According to the U.S. Patent & Trademark Office: "Systems and data storage devices in accordance ...

South Korean Inventor Develops Illumination System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Chan Hwang of Seoul, South Korea, has developed a diffractive optical element. According to the U.S. Patent & Trademark Office, the invention relates to an "illumination system including a diffractive optical element (DOE) having an uneven surface that ...

Japanese Inventor Develops Electrostatic Actuator

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Mitsunobu Yoshida of Kawasaki, Japan, has developed an electrostatic actuator, an electrostatic actuator driving method, an electromechanical transducer, a waveform output device. According to the U.S. Patent & Trademark Office: "An electrostatic actuator ...

Japanese Inventor Develops Magnetoresistive Sensor

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Takahiko Sugawara of Kawasaki, Japan, has developed a magnetoresistive sensor. According to the U.S. Patent & Trademark Office, the invention relates to a "magnetoresistive sensor including a lower electrode layer, a discontinuous structure film provided on ...

Maybank Shipping Wins $750,000 Contract

May 10, 2007 ... WASHINGTON, May 10 -- The U.S. Navy has awarded a $750,000 contract to Maybank Shipping Co. Inc., Charleston, S.C., for transportation, travel and relocation services. The contract was awarded by the Navy's Military Sealift Command. For more information ...

French Inventors Develop Vehicle with Rotating Electric Machine

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Yutaka Matsunobe and Shouichi Kawamata, both of Hitachi, Japan, Suetaro Shibukawa and Keijiro Oda, both of Hitachinaka, Japan, Osamu Koizumi of Higashi-ibaraki-gun, Japan, and Fumio Tajima of Taga-gun, Japan, have developed a permanent magnet rotating electric machine ...

North Carolina, Virginia Inventors Develop Ultrawide Bandwidth System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Paul R. Runkle of Durham, N.C., and Richard D. Roberts of Vienna, Va., have developed a process for determining the distance between two devices by sending ranging packets between them. According to the U.S. Patent & Trademark Office: "The local device ...

Japanese Inventor Develops Rear Focus Type Zoom Lens

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Takuma Hirose of Hachioji, Japan, has developed a zoom lens for image capturing element. According to the U.S. Patent & Trademark Office, the invention relates to a "rear focus type zoom lens for an image capturing element, comprising, in the order from the ...

German Inventor Develops Electric Machine with Squirrel-Cage Rotor

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Gerhard Dressel of Schwarzenbruck, Germany, has developed an electric machine with a squirrel-cage rotor. According to the U.S. Patent & Trademark Office: "In order to prevent, among other things, fatigue failures in squirrel-cage rotors of electrical ...

Japanese Inventors Develop Zoom Lens

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Atsush Yamashitai of Sagamihara, Japan, and Shinsuke Nobe of Hachioji, Japan, have developed a zoom lens system. According to the U.S. Patent & Trademark Office: "A zoom lens system includes a first lens group which has a negative refractive power, a second ...

Japanese Inventor Develops Zoom Lens

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Tetsuya Ori of Koshigaya, Japan, has developed a zoom lens that includes a function of preventing blurring of an image. According to the U.S. Patent & Trademark Office: "A zoom lens includes a function of preventing blurring of an image due to movements, ...

Japanese Inventors Develop Optical Information Recording, Reproducing Device

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Ken'ichi Kasazumi and Kazuhisa Yamamoto, both of Takatsuki, Japan, Katsuhiko Kumagawa of Neyagawa, Japan, Hidenori Wada of Sakai, Japan, and Yasuo Kitaoka of Ibaraki, Japan, have developed an optical pickup. According to the U.S. Patent & Trademark Office: ...

Massachusetts Inventors Develop Wide-Angle Beam Steering System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Irl W. Smith of Concord, Mass., and Michael Karl Oskar Holz of Newton, Mass., have developed a beam steering system. According to the U.S. Patent & Trademark Office, the invention relates to a "beam steering system having first diffraction gratings, each ...

Illinois, Minnesota Inventors Develop Inbred Maize Line PH7JD

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Louis Brian Chapko of Towanda, Ill., and Todd Elliott Piper of Mankato, Minn., have developed an inbred maize line designated PH7JD. According to the U.S. Patent & Trademark Office, the invention relates to an "inbred maize line, designated PH7JD, the ...

Georgia Inventor Develops Ad Hoc Hierarchical Communication Network Formation Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Robert W. Twitchell Jr. of Suwanee, Ga., has developed a method of forming wireless data communication networks among a population of wireless transceivers. According to the U.S. Patent & Trademark Office: "A method of forming an ad hoc hierarchical ...

German Inventor Develops Disk Rotor Motor

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Dietrich von Knorre of Hatten, Germany, has developed a rotor motor and a process for producing a rotor According to the U.S. Patent & Trademark Office: "A rotor motor includes a rotor, a rotor winding, carbon brushes, at least one magnet, and a shaft ...

South Korean Inventors Develop Packet Call Processing Operation Verification System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Ae-Soon Park and Nak-Woon Sung, both of Daejeon, South Korea, have developed a verification system and a method for packet call processing of a mobile telephone. According to the U.S. Patent & Trademark Office: "Each Internet protocol (IP) address is ...

Japanese Inventor Develops Ornamental Design for Eyeglass

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Makoto Shinya of Higashiosaka, Japan, has developed an ornamental design for eyeglasses, the U.S. Patent & Trademark Office announced. The inventor was issued U.S. Patent No. D522,039 on May 30, 2006. The patent has been assigned to Yamamoto Kogaku Co ....

Japanese Inventor Develops Zoom Lens System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Makoto Sekita of Yokohama, Japan, has developed a Zoom lens system and an image pickup apparatus with the same. According to the U.S. Patent & Trademark Office: "At least one exemplary embodiment is directed to a zoom lens system which includes, in order ...

French Inventors Develop Electric Motor Commutator Housing

May 10, 2007 ... ALEXANDRIA, Va., May 10 --Philippe Mercadal and Francois Breynaert, both of Caen, France, Michel Lehir of Conde sur Noireau, France, Stephane Omelezuk of Meslay, France, Herve Laurandel of Herouville Saint Clair, France, Hermann Yvetot of Saint Denis de Mere, France, and Benoit Bazin of ...

Texas Inventors Develop Network Elements Control Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Yonghe Liu of Dallas, Matthew B. Shoemake of Allen, Texas, and Jin-Meng Ho of Plano, Texas, have developed a wireless network including a plurality of network elements such as a wireless access point and computer stations. According to the U.S. Patent & ...

Japanese Inventor Develops Immersion Objective Optical System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Tadashi Hirata of Hachioji, Japan, has developed an immersion objective optical system. An abstract of the invention, released by the U.S. Patent & Trademark Office, said: "An objective optical system whose outer diameter is reduced, whose overall length is ...

New York Inventors Develop Tantalum-Nitride Diffusion Barrier Region Formation Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Derren N. Dunn of Fishkill, N.Y., Hyungjun Kim of Lagrangeville, N.Y., Stephen M. Rossnagel of Pleasantville, N.Y., and Soon-Cheon Seo of Delmar, N.Y., have developed methods of depositing a tantalum-nitride diffusion barrier region on low dielectric constant (low-k) ...

New York Inventor Develops Data Synchronization Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Joseph Cabana of Centereach, N.Y., has developed a software method utilizing gateways for maintaining connectivity during communications over distinct wireless networks by mobile computer terminals. According to the U.S. Patent & Trademark Office: "Data is ...

Japanese Inventors Develop Optical Apparatus

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Shigeo Nakashima, Yuichiro Kato and Takehiko Sato, all from Utsunomiya, Japan, have developed an optical apparatus which can suppress an increase in size thereof even if its lens is driven in a large movable range. According to the U.S. Patent & Trademark ...

Japanese Inventors Develop Optical Apparatus

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Shige Nakashimao and Takehiko Sato, both of Utsunomiya, Japan,, have developed an optical apparatus. According to the U.S. Patent & Trademark Office: "An optical apparatus is disclosed which can well maintain a surface contact state between a vibrator and a ...

Japanese Inventor Develops Electronic Imaging Device

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Shinichi Mihara of Tama, Japan, has developed a zoom lens and an electronic imaging device with the same. According to the U.S. Patent & Trademark Office: "A zoom lens includes a most object-side lens unit remaining fixed on the optical axis when the ...

California Inventors Develop Chip-Rate Processing Method

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Avneesh Agrawal of San Jose, Calif., and Jeremy H. Lin of Fullerton, Calif., have developed techniques for increased finger demodulation capability in a hardware efficient manner. According to the U.S. Patent & Trademark Office: "In one aspect, in-phase and ...

German Inventors Develop Reluctance Motor with Two Salient Stator Poles

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Otmar Bitsche of Stuttgart, Germany, Matthias Fuerst of Weinstadt, Germany, Andreas Heller of Magstadt, Germany, Werner Koenig of Herrenberg, Germany, Andreas Moch of Gundelscheim, Germany, Daniel Mueller of Goeppingen, Germany, Armin Nickel of Esslingen, Germany, and ...

Japanese Inventor Develops Variable Magnification Optical System

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Keiji Matsusaka of Osaka, Japan, has developed a variable magnification optical system, image taking lens device and a digital apparatus. According to the U.S. Patent & Trademark Office: "There are provided a first lens group having a negative optical power ...

USA MicroCraft Wins $377,000 Contract

May 10, 2007 ... CRANE, Ind., May 10 -- The U.S. Navy has awarded a $377,000 contract to USA MicroCraft Inc., Sacramento, Calif., for flying probe testers. The contract was awarded by the Naval Surface Warfare Center, Crane, Ind. For more information about US ...

Adams-Burch Wins $89,632 Contract

May 10, 2007 ... ANNAPOLIS, Md., May 10 -- The U.S. Navy has awarded a $89,632 contract to Adams-Burch, Landover, Md., for dinnerware and flatware. The contract was awarded by the Naval Supply Systems Command's Fleet & Industrial Supply Center, Annapolis, Md. For more ...

MLS USA Wins $15,158 Contract

May 10, 2007 ... NORFOLK, Va., May 10 -- The U.S. Navy has awarded a $15,158 contract to MLS USA Corp., Longmeadow, Mass., for professional, administrative and management support services. The contract was awarded by the Naval Supply Systems Command's Fleet & Industrial Supply Center, Norfolk, ...

Teltron Technologies Wins $98,142 Contract

May 10, 2007 ... MECHANICSBURG, Pa., May 10 -- The U.S. Navy has awarded a $98,142 contract to Teltron Technologies Inc., Birdsboro, Pa., for electrical and electronic equipment components. The contract was awarded by the Naval Inventory Control Point, Mechanicsburg, Pa. For more ...

Troika International Wins $646,333 Contract

May 10, 2007 ... WASHINGTON, May 10 -- The U.S. Navy has awarded a $646,333 contract to Troika International Ltd. Inc., St. Simons Island, Ga., for transportation, travel and relocation services. The contract was awarded by the Navy's Military Sealift Command. For more ...

Lockheed Martin Wins $35,000 Contract

May 10, 2007 ... MECHANICSBURG, Pa., May 10 -- The U.S. Navy has awarded a $35,000 contract to Lockheed Martin Corp., Huntsville, Ala., for the repair and modification of circuit card assemblies. The contract was awarded by the Naval Inventory Control Point, Mechanicsburg, Pa. For more ...

Derbyshire Machine & Tool Wins $131,142 Contract

May 10, 2007 ... MECHANICSBURG, Pa., May 10 -- The U.S. Navy has awarded a $131,142 contract to Derbyshire Machine & Tool Co., Philadelphia, for ball valves. The contract was awarded by the Naval Inventory Control Point, Mechanicsburg, Pa. For more information about US ...

Japanese Inventors Develop Confocal Microscope

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Tatsuo Nakata of Hino, Japan, and Masahiro Aoki of Nishitama-gun, Japan, have developed a confocal microscope. According to the U.S. Patent & Trademark Office: "A confocal microscope comprises a light source emitting a polarized light beam, an objective ...

Japanese Inventors Develop Optical Apparatus with Plural Optical Component

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Kazuyuki Iinuma and Hidetoshi Hashizume, both of Hotaka-machi, Japan, and Hiroshi Kobayashi of Shiojiri, Japan, have developed an optical apparatus and a projector. According to the U.S. Patent & Trademark Office, the invention relates to an "optical ...

Japanese Inventors Develop Projector with Ultrasonic Speaker

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Yoshiki Fukui and Shinichi Miyazaki, both of Suwa, Japan, and Kinya Matsuzawa of Shiojiri, Japan, have developed a projector with an ultrasonic speaker including an ultrasonic transducer that generates prescribed high sound pressure over a wide frequency ...

Maryland Inventors Develop Dynamoelectric Machine with Encapsulated Coil Structure

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Hung T. Du of Reisterstown, Md., Richard T. Walter of Baldwin, Md., Michael R. Sell of Bel Air, Md., and Joshua F. West of Towson, Md., have developed a dynamoelectric machine having a coil structure encapsulated with a thermally conductive plastic. According ...

Italian Inventor Develops Single-phase Split-capacitor Submersible Motor

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Franco Neri of Padua, Italy, has developed a single-phase split-capacitor submersible motor particularly for submersed pumps. According to the U.S. Patent & Trademark Office, the invention relates to a "single-phase motor particularly for submersed pumps, ...

British, Japanese Inventors Develop Ornamental Design for Type Font

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Eiichi Kono of Reading, Great Britain, and Takeharu Suzuki of Tokyo, have developed an ornamental design for a type font, the U.S. Patent & Trademark Office announced. The inventors were issued U.S. Patent No. D522,042 on May 30, 2006. The patent has been ...

German Inventors Develop Brushless Direct Current Motor

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Benno Blase of Weinstadt, Germany, and Andreas Schlegel of Stuttgart, Germany, has developed a brushless direct current motor for use in conjunction with a fuel pump. According to the U.S. Patent & Trademark Office: "The brushless direct current motor ...

Washington Inventors Develop Ornamental Design for Game Controller

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Jonathan A. Hayes and Gregory A. Martinez, both of Seattle, and Michael Baseflug of Duvall, Wash., have developed an ornamental design for a game controller, the U.S. Patent & Trademark Office announced. The inventors were issued U.S. Patent No. D522,011 on May 30, ...

Taiwanese, Chinese Inventors Develop Ornamental Design for Computer Front Bezel

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Yun-Lung Chen of Tucheng, Taiwan, and Zhen Zhang of Shenzhen, China, have developed an ornamental design for a computer front bezel, the U.S. Patent & Trademark Office announced. The inventors were issued U.S. Patent No. D522,004 on May 30, 2006. The patent ...

Japanese Inventor Develops Optical Low Pass Filter

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Takashi Horikoshi of Saitama, Japan, has developed a optical low pass filter that includes an optical plate having an infrared shield film. According to the U.S. Patent & Trademark Office: "An optical device includes first and second laminated films of ...

Japanese Inventor Develops Vehicle Generator

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Mikiya Sakurai of Ama-gun, Japan, has developed a generator to be mounted in a vehicle. According to the U.S. Patent & Trademark Office: "A generator for a vehicle includes a stator having an armature coil, a rotor having a field coil and a voltage ...

Japanese Inventor Develops Motor with Striking Noise Regulation

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Kazutaka Kobayashi of Nagoya, Japan, has developed a motor in which one end of a rotor shaft is urged by a spring member in its axial direction. According to the U.S. Patent & Trademark Office: "A motor includes a rotor part having a rotor shaft and a rotor ...

Japanese Inventors Develop Projection Display Device

May 10, 2007 ... ALEXANDRIA, Va., May 10 -- Youichi Tamura and Takashi Nirasawa, both of Minato-ku, Japan, have developed a projection display device capable of detecting an obstacle (a person) when the obstacle enters the region of a light beam projected from a projection display device. According to ...