Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143224 | Method and apparatus for separating diamonds from associated gangue | — | 1992-09-01 |
| 4915416 | Underwater oil production | Ian Barrett | 1990-04-10 |
| 4658601 | Cryogenic cell | Nicholas William Kerley, David W. Mellor | 1987-04-21 |