Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9066063 | Enhanced program viewing method | Richard L. Garwin | 2015-06-23 |
| 8130202 | Infrared touch screen gated by touch force | Susan Ann Luerich, Duane S. Miller | 2012-03-06 |
| 6727887 | Wireless pointing device for remote cursor control | Michael A. Schappert | 2004-04-27 |
| 6714963 | System and method for improving web site accessibility | Peter G. Fairweather, Jim Spohrer | 2004-03-30 |
| 6710346 | Active infrared presence sensor | James Gabriel Brewington, Duane S. Miller, Michael A. Schappert | 2004-03-23 |
| 6650313 | Method and adapter for performing assistive motion data processing and/or button data processing external to a computer | Michael A. Schappert | 2003-11-18 |
| 6529189 | Touch screen stylus with IR-coupled selection buttons | Evan G. Colgan, Michael A. Schappert | 2003-03-04 |
| 6483498 | Liquid crystal display with integrated resistive touch sensor | Evan G. Colgan, Eisuke Kanzaki, Satoshi Karube, Mikio Kurihara | 2002-11-19 |
| 6259490 | Liquid crystal display device | Evan G. Colgan, Mikio Kurihara, Satoshi Karube, Kazumi Sakai, Eisuke Kanzaki +1 more | 2001-07-10 |
| 6204897 | Integrated resistor for measuring touch position in a liquid crystal display device | Evan G. Colgan, Michael A. Schappert | 2001-03-20 |
| 6177918 | Liquid crystal display device employing a guard plane between a layer for measuring touch position and common electrode layer | Evan G. Colgan, Michael A. Schappert, Gregory Fraser Russell | 2001-01-23 |
| 6154200 | Computer input stylus and system | David Carroll Challener, Michael A. Schappert | 2000-11-28 |
| 6064753 | System and method for distortion control in live-scan inkless fingerprint images | Rudolf Maarten Bolle, Robert S. Germain, Richard L. Garwin, Sharathchandra U. Pankanti, Nalini K. Ratha +1 more | 2000-05-16 |
| 6057903 | Liquid crystal display device employing a guard plane between a layer for measuring touch position and common electrode layer | Evan G. Colgan, Michael A. Schappert, Gregory Fraser Russell | 2000-05-02 |
| 5949402 | Optical alignment method for pointing devices | Richard L. Garwin, Michael A. Schappert | 1999-09-07 |
| 5757362 | Recursive digital filter using fixed point arithmetic | — | 1998-05-26 |
| 5241139 | Method and apparatus for determining the position of a member contacting a touch screen | Klaus P. Gungl | 1993-08-31 |
| 5214414 | Cursor for LCD displays | Gregory Fraser Russell | 1993-05-25 |
| 4845684 | Acoustic contact sensor for handwritten computer input | Richard L. Garwin, Michael A. Schappert | 1989-07-04 |
| 4772763 | Data processing information input using optically sensed stylus features | Richard L. Garwin | 1988-09-20 |
| 4762990 | Data processing input interface determining position of object | Nathan S. Caswell, Richard L. Garwin | 1988-08-09 |
| 4745565 | Calibration of a force sensing type of data input device | Richard L. Garwin | 1988-05-17 |
| 4675569 | Touch screen mounting assembly | Charles H. Bowman, Jeffrey A. Farringer, Richard L. Garwin, Larry L. Greene, Anthony Miles +1 more | 1987-06-23 |
| 4642422 | Calibration of a scanning light interrupt type of data input interface | Richard L. Garwin | 1987-02-10 |
| 4595990 | Eye controlled information transfer | Richard L. Garwin | 1986-06-17 |