Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5503553 | Oral hygiene device | — | 1996-04-02 |
| D322913 | Cooking pan-immobilizing stand for a stove top grate | — | 1992-01-07 |
| 4556458 | Apparatus for cooling, depressurizing, and moisturizing retorted oil shale | Roland F. Deering, Roland O. Dhondt | 1985-12-03 |
| 4461673 | Process for cooling, depressurizing, and moisturizing retorted oil shale | Roland F. Deering, Roland O. Dhondt | 1984-07-24 |