Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D496748 | Lighting fixture | Douglas J. Herst, Utkan Salman | 2004-09-28 |
| 6769785 | Edge connectable lighting fixture assembly | Douglas J. Herst, Utkan Salman | 2004-08-03 |
| D481488 | Luminaire | Douglas J. Herst, Peter Y. Y. Ngai | 2003-10-28 |
| D480502 | Luminaire | Douglas J. Herst, Peter Y. Y. Ngai | 2003-10-07 |
| D480500 | Luminaire | Douglas J. Herst, Peter Y. Y. Ngai | 2003-10-07 |
| D480501 | Luminaire | Douglas J. Herst, Peter Y. Y. Ngai | 2003-10-07 |
| D480503 | Luminaire | Douglas J. Herst, Peter Y. Y. Ngai | 2003-10-07 |
| D480530 | Luminaire baffle structure | Douglas J. Herst, Peter Y. Y. Ngai | 2003-10-07 |
| D480168 | Luminaire | Douglas J. Herst, Peter Y. Y. Ngai | 2003-09-30 |
| D480172 | Luminaire | Douglas J. Herst, Peter Y. Y. Ngai | 2003-09-30 |
| 6345800 | Universal load-bearing hanger bracket and method for hanging a lighting fixture below a grid ceiling system at on-grid or off-grid locations | Douglas J. Herst | 2002-02-12 |
| 5630688 | Self-tapping sleeve | — | 1997-05-20 |
| 5373416 | Ballast holder | — | 1994-12-13 |