Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5303083 | Polarized light recovery | Randall D. Blanchard, Ronald D. Shirley | 1994-04-12 |
| 4943155 | Color projection system with a color correction wedge | — | 1990-07-24 |
| 4890901 | Color corrector for embedded prisms | — | 1990-01-02 |