Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D298863 | Low profile lighting fixture | Terry M. Tharp, John C. McCartney, John W. Harvey | 1988-12-06 |
| D298862 | Low profile lighting fixture design | Terry M. Tharp, John C. McCartney, John W. Harvey | 1988-12-06 |
| 4678493 | Vitrification of asbestos waste | Henry S. Johnson | 1987-07-07 |
| 4553285 | Plug furnace | Kerry M. Sachs | 1985-11-19 |