Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090211 | Refrigerant recovery and recycling system | — | 1992-02-25 |
| 4970275 | Elastomeric polymers | Richard H. Still, Stanley R. K. Dawber, Tahir H. Shah, Nigel W. Hayman, John R. Wright +2 more | 1990-11-13 |
| 4968778 | Elastomeric polymers | Richard H. Still, Stanley R. K. Dawber, Tahir H. Shah, Nigel W. Hayman, John R. Wright +2 more | 1990-11-06 |