Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778093 | System for providing pathway indications through unit areas | — | 2004-08-17 |
| 6769509 | Pole speaker | — | 2004-08-03 |
| 6033097 | Track lighting system and lighting truss for use therein | — | 2000-03-07 |
| 5581448 | Display lighting system for walls | — | 1996-12-03 |
| 5398177 | Assembleable lighting system | — | 1995-03-14 |
| 5394133 | Transformer housing system | — | 1995-02-28 |
| 5354030 | Retainer ring | — | 1994-10-11 |
| 5325281 | Adjustable lighting system with offset power input axis | — | 1994-06-28 |
| 5140507 | Adjustable lighting system | — | 1992-08-18 |
| 5032958 | Cornice lighting system | — | 1991-07-16 |
| 5025355 | Combination lighting fixture and graphic display means | — | 1991-06-18 |
| 4591957 | Lighting distribution system | — | 1986-05-27 |