Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363293 | Area lighting system for near uniform illumination of a square horizontal surface area without side glare and including a horizontally-oriented arc tube lamp | — | 1994-11-08 |
| 4907143 | Reflector system for fluorescent troffer | — | 1990-03-06 |
| D303719 | Adjustable directional lighting fixture or similar article | Joel S. Cohen | 1989-09-26 |
| D298314 | Control panel for dimming system or the like | Richard C. Counts, James E. Palmer | 1988-11-01 |
| 4760507 | Electrical lighting fixture having variable distribution characteristics | Joel S. Cohen | 1988-07-26 |
| D294179 | Adjustable directional lighting unit or similar article | — | 1988-02-09 |
| D293940 | Adjustable directional lighting unit or similar article | — | 1988-01-26 |
| 4713737 | Electrical lighting fixture with multiple rotation mechanism | Joel S. Cohen | 1987-12-15 |
| 4701832 | Luminaire for roadway and area lighting | — | 1987-10-20 |
| 4651260 | Roadway luminaire | — | 1987-03-17 |
| 4337507 | Lighting fixture with directional distribution | — | 1982-06-29 |