Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6325159 | Offshore drilling system | Charles P. Peterman, Riley G. Goldsmith, Keith C. Mott, John Danna, Kenneth W. Colvin | 2001-12-04 |
| 6230824 | Rotating subsea diverter | Charles P. Peterman, Kenneth W. Colvin, Michael J. Tangedahl, Andyle Gregory Bailey | 2001-05-15 |
| 6102673 | Subsea mud pump with reduced pulsation | Keith C. Mott, Kenneth W. Colvin | 2000-08-15 |
| 4611630 | Single hydraulic line choke valve system | John D. Muchow | 1986-09-16 |