Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8817371 | Polarizing beam splitters | Simon Andrew Boothroyd | 2014-08-26 |
| 7863632 | High performance light-emitting devices | Li Li, Daniel Poitras | 2011-01-04 |
| 6217720 | Multi-layer reactive sputtering method with reduced stabilization time | Brian T. Sullivan, Glenn Clarke, Takayuki Akiyama, Takashi Ito | 2001-04-17 |
| 5982541 | High efficiency projection displays having thin film polarizing beam-splitters | Li Li, Brian T. Sullivan | 1999-11-09 |
| 5912762 | Thin film polarizing device | Li Li | 1999-06-15 |
| 5619059 | Color deformable mirror device having optical thin film interference color coatings | Li Li, Peter Grant, Brian T. Sullivan | 1997-04-08 |
| 5568251 | Authenticating system | Michael Davies | 1996-10-22 |
| 5521759 | Optical filters for suppressing unwanted reflections | Roger Kemp | 1996-05-28 |
| 5510163 | Optical storage media having visible logos | Brian T. Sullivan, Li Li, Peter Grant | 1996-04-23 |
| 5049780 | Optical interference, electroluminescent device having low reflectance | Brian T. Sullivan, Robert C. Bajcar | 1991-09-17 |
| 5009486 | Form depicting, optical interference authenticating device | Fang-Chuan Ho, Allan J. Waldorf | 1991-04-23 |
| 4707064 | Optical mixing/demixing device | Elmer H. Hara | 1987-11-17 |
| 4649462 | Viewing angle color sensitive lighting accessory | Lorne A. Whitehead | 1987-03-10 |
| 4626445 | Method of manufacturing an optical interference authenticating device | Allan J. Waldorf | 1986-12-02 |
| 4543910 | Vapor deposition regulating apparatus | — | 1985-10-01 |