Issued Patents 2016
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9523267 | Flow control in subterranean wells | Roger L. Schultz, Andrew M. Ferguson, Gary P. Funkhouser | 2016-12-20 |
| 9523239 | Mud motor | Gregory Albert Kliewer, Roger L. Schultz | 2016-12-20 |
| 9523238 | Method of using a mud motor | Gregory Albert Kliewer, Roger L. Schultz | 2016-12-20 |
| 9441432 | Downhole tool with erosion resistant layer | Roger L. Schultz | 2016-09-13 |
| 9347278 | Load cross-over slip-joint mechanism and method of use | Arthur Stautzenberger | 2016-05-24 |
| 9347298 | High pressure tie back receptacle and seal assembly | — | 2016-05-24 |
| 9316094 | Method for using a downhole tool for guiding a cutting tool | Roger L. Schultz | 2016-04-19 |
| 9309746 | Fluid communication with an earth formation through cement | Roger L. Schultz, Andrew M. Ferguson | 2016-04-12 |
| 9303495 | Downhole tool for guiding a cutting tool | Roger L. Schultz | 2016-04-05 |
| 9297204 | Mud motor | Gregory Albert Kliewer, Roger L. Schultz | 2016-03-29 |
| 9228422 | Limited depth abrasive jet cutter | Roger L. Schultz | 2016-01-05 |