Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483240 | Compact and stabilized arc high-pressure mercury lamp | Daniel O'Hare, Richard Gilliard | 2002-11-19 |
| 6005346 | Trichrominance metal halide lamp for use with twisted nematic subtractive color light valves | — | 1999-12-21 |
| 5621267 | High-power metal halide reflector lamp | John F. Richter | 1997-04-15 |