Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746300 | High pressure oil treatment process | Robert George Richardson, Brint Bridegam | 2023-09-05 |
| 4728585 | Fuel cell stack with combination end-pressure plates | — | 1988-03-01 |