Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8649098 | Collimating optical member for real world simulation | Frank Ruhle | 2014-02-11 |
| 8570656 | See-through optical system | — | 2013-10-29 |
| 8456745 | Compact eyepiece using an imersed field lens | — | 2013-06-04 |
| 8305690 | Collimating optical member for real world simulation | Frank Ruhle | 2012-11-06 |
| 7675684 | Compact optical system | Minoo Bablani | 2010-03-09 |
| 7206134 | Compact electronic viewfinder | Mark A. Handschy | 2007-04-17 |
| 6853491 | Collimating optical member for real world simulation | Frank Ruhle | 2005-02-08 |
| 5984477 | Helmet mounted display with improved SLM illumination | Brian L. Welch | 1999-11-16 |
| 5596451 | Miniature image generator including optics arrangement | Mark A. Handschy, Michael R. Meadows, Martin Shenker | 1997-01-21 |
| 5348477 | High definition television head mounted display unit | Brian L. Welch | 1994-09-20 |