Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837669 | Low profile industrial luminaire | David W. Roberts, John C. McCartney, John W. Harvey | 1989-06-06 |
| D299070 | Low profile lighting fixture | David W. Roberts, John C. McCartney, John W. Harvey | 1988-12-20 |
| D298862 | Low profile lighting fixture design | David W. Roberts, John C. McCartney, John W. Harvey | 1988-12-06 |
| D298863 | Low profile lighting fixture | David W. Roberts, John C. McCartney, John W. Harvey | 1988-12-06 |