Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6283748 | Continuous pusher furnace having traveling gas barrier | Gary Orbeck | 2001-09-04 |
| 4521831 | Protective helmet with dual adjustment illumination means | — | 1985-06-04 |
| 4217778 | Liquid level gauge illuminating system | — | 1980-08-19 |