Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7274412 | Stereoscopic imaging assembly employing a flat panel display | — | 2007-09-25 |
| 7071927 | Resistive touch panel using removable, tensioned top layer | — | 2006-07-04 |
| 6994453 | Illumination device having a dichroic mirror | — | 2006-02-07 |
| 6692137 | Display system using a hybrid backlight reflector | — | 2004-02-17 |
| 6677934 | Infrared touch panel with improved sunlight rejection | — | 2004-01-13 |
| 6664950 | Resistive touch panel using removable, tensioned top layer | — | 2003-12-16 |
| 6626562 | Low profile backlight optimized for liquid crystal displays | — | 2003-09-30 |
| 6624593 | Dimmable ballast for electrodeless fluorescent lamps | — | 2003-09-23 |
| 6608656 | Liquid crystal display device using an electrodless fluorescent lamp | — | 2003-08-19 |
| 6512512 | Touch panel with improved optical performance | — | 2003-01-28 |
| 5902030 | System for displaying images from multiple projectors onto a common screen | — | 1999-05-11 |
| 5604510 | Liquid crystal display drive with voltage translation | — | 1997-02-18 |
| 5594561 | Flat panel display with elliptical diffuser and fiber optic plate | — | 1997-01-14 |
| 5543870 | Rear projection screen with high off-axis sunlight rejection | — | 1996-08-06 |
| 5473454 | Elliptical diffuser | — | 1995-12-05 |
| 5303083 | Polarized light recovery | Eugene W. Cross, Jr., Ronald D. Shirley | 1994-04-12 |
| 4893115 | Touch sensitive visual display system | — | 1990-01-09 |
| 4567480 | Touch-sensitive overlay | — | 1986-01-28 |