Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4794502 | Stacking louver for light fixture | — | 1988-12-27 |
| 4450513 | Lighting fixture for opposite direction reflection | — | 1984-05-22 |
| 4223861 | Adjustable hanger for elongated wall mounted members | Kenneth F. Guggemos | 1980-09-23 |