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Article: Patent No. 7,612,767 Issued on Nov. 3, Assigned to Griffin Technology for Trackpad Pen (Tennessee Inventors)
- Article from:
- US Fed News Service, Including US State News
- Article date:
- November 4, 2009
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ALEXANDRIA, Va., Nov. 7 -- Paul Griffin and Cameron Boone, both of Nashville, Tenn., have developed a trackpad pen for use with computer touchpad. The inventors were issued U.S. Patent No. 7,612,767 on Nov. 3.
The patent has been assigned to Griffin Technology Inc., Nashville.
According to the abstract released by the U.S. Patent & Trademark Office: "A pen or stylus for use with a finger activated computer touchpad uses capacitively coupled voltage signals to simulate the capacitive effect of a finger on the touchpad. In addition, the pen has buttons that can be utilized to capacitively couple control signals to the touchpad that are interpreted by application software as specific ...