Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6585455 | Rocker arm marine tensioning system | Robert W. Patterson | 2003-07-01 |
| 5320175 | Subsea wellhead connections | Paul B. Ritter, Jr., Carl G. Langner, Ray R. Ayers | 1994-06-14 |
| 5143483 | Hydraulic stab subassembly for remotely operated vehicle vertical interface tool | — | 1992-09-01 |
| 4784225 | Well valve assembly method and apparatus | — | 1988-11-15 |
| 4657439 | Buoyant member riser tensioner method and apparatus | — | 1987-04-14 |
| 4591292 | Subsea pull-in tool | James W. Stevens | 1986-05-27 |