Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646783 | Helmet-mounted optical systems | — | 1997-07-08 |
| 5489814 | Focusing means for cathode ray tubes | — | 1996-02-06 |
| 5331255 | High voltage power supply | David N. Jeenes | 1994-07-19 |
| 5243448 | Head-up display | — | 1993-09-07 |
| 5034654 | Beam focusing means for a CRT electron gun assembly | John D. Leyland | 1991-07-23 |
| 4927234 | Optical system for head-up displays | Derek L. Barter | 1990-05-22 |
| 4714320 | Display systems | — | 1987-12-22 |
| 4560233 | Color head up display system | — | 1985-12-24 |