Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9869139 | Tubular connection with helically extending torque shoulder | Fu J. Hou | 2018-01-16 |
| 9869414 | Tubular connection and associated threadform | — | 2018-01-16 |
| 9677346 | Tubular connection with helically extending torque shoulder | Fu J. Hou, Ryan Broussard | 2017-06-13 |
| 6322110 | Tubular connection | Erich F. Klementich | 2001-11-27 |
| 6041487 | Method for producing sealing surfaces on a tubular member | Erich F. Klementich | 2000-03-28 |
| 5765836 | Sealing system | Erich F. Klementich | 1998-06-16 |
| 5358289 | Buttress-threaded tubular connection | Teruo Suzuki, Erich F. Klementich, Jeffrey K. Bouche | 1994-10-25 |