Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6175487 | Luminaire assembly | Jack L. Ries, Mark Frederick Keller | 2001-01-16 |
| D418938 | Suspended luminaire | Jack L. Ries, Mark Frederick Keller | 2000-01-11 |
| 5918970 | Outdoor luminaire assembly | Bonnie J. Brohard, David W. Roberts | 1999-07-06 |
| 5642266 | Apparatus for maintaining an electrical component in a fixed position | — | 1997-06-24 |
| 5440466 | Flourescent lighting fixture retrofit unit and method for installing same | William W. Belisle, Robert Catone, Robert Dale Zeller | 1995-08-08 |
| 5278745 | Apparatus and method for pivotably attaching a refractor to a reflector in a lighting fixture | Rick Martin Kelly, Donald N. Colangelo | 1994-01-11 |
| 5174642 | Remote ballast assembly | Bonnie J. Brohard | 1992-12-29 |
| 4837669 | Low profile industrial luminaire | Terry M. Tharp, David W. Roberts, John W. Harvey | 1989-06-06 |
| D299070 | Low profile lighting fixture | Terry M. Tharp, David W. Roberts, John W. Harvey | 1988-12-20 |
| D298862 | Low profile lighting fixture design | Terry M. Tharp, David W. Roberts, John W. Harvey | 1988-12-06 |
| D298863 | Low profile lighting fixture | Terry M. Tharp, David W. Roberts, John W. Harvey | 1988-12-06 |