Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9581003 | Completing a well in a reservoir | Pavlin B. Entchev, Stuart R. Keller, Jeffrey D. Spitzenberger | 2017-02-28 |
| 8490685 | Method and apparatus associated with stimulation treatments for wells | Randy C. Tolman, William A. Sorem, Kris J. Nygaard, Jeff W. Simons | 2013-07-23 |
| 6575247 | Device and method for injecting fluids into a wellbore | Randy C. Tolman | 2003-06-10 |