Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381868 | Pressure-actuated wellhead sealing assembly | Lee M. Hollingsworth, Leonard E. Williams, Jr., Richard D. Jolly, Mark C. Tate | 1983-05-03 |
| 4192384 | Subsea production chamber | — | 1980-03-11 |
| 4191256 | Subsea flowline connector | Andrew J. Rafferty, Richard D. Jolly | 1980-03-04 |