Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11332653 | Drilling fluid | David Brown, Graham Francis Whale, Michael James Spence, Delina Yvonne-Marie de Souza Lyon | 2022-05-17 |
| 8030248 | Drilling fluid and process of making the same | Georgia Lambert, Vahid Bagheri, Heath Chisholm | 2011-10-04 |
| 5707954 | Stabilized brominated alkane solvent | — | 1998-01-13 |
| 5690862 | No flash point solvent system containing normal propyl bromide | Robert M. Moore, Jr., Robert L. Davis, William E. Moehle, Edgar E. Spielman, Jr. | 1997-11-25 |
| 5679632 | Movie film cleaning solvent comprising n-propylbromide | Farah D. Azarnia | 1997-10-21 |
| 5669985 | Movie film cleaning process | Farah D. Azarnia | 1997-09-23 |
| 5665173 | Movie film cleaning process | — | 1997-09-09 |
| 5665170 | Solvent system | William E. Moehle | 1997-09-09 |
| 4973661 | Process for forming end capped polyamic acids polyimides | Hsueh M. Li | 1990-11-27 |
| 4956450 | Process for forming end-capped polyamic acids polyimides | Hsueh M. Li | 1990-09-11 |