Article: Japanese Inventors Develop Optical Waveguide Ferrule

ALEXANDRIA, Va., Nov. 23 -- Kazutoshi Yatsuda, Keishi Shimizu and Shigemi Ohtsu and Eiichi Akutsu, all from Ashigarakami-gun, Japan, have developed an optical waveguide ferrule.

According to the U.S. Patent & Trademark Office: "The present invention provides an optical waveguide including an optical waveguide core for transmitting optical signals, a plate-shaped clad portion containing the optical waveguide core therein, and at least one of a concave portion and a convex portion at an end surface portion of the clad portion which end surface portion is disposed near one end of the optical waveguide core; an optical waveguide ferrule having an opening portion for receiving an optical ...

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