Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884876 | Achromatic liquid crystal shutter for stereoscopic and other applications | Lenny Lipton, Lawrence D. Meyer | 1989-12-05 |
| 4879603 | Multiple image, single display system and method | — | 1989-11-07 |
| 4859031 | Optical collimating apparatus | James E. Melzer | 1989-08-22 |