Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9581009 | Coiled tubing injector with load sensing tubing guide | Timothy S. Steffenhagen, William B. White | 2017-02-28 |
| 9458682 | Coiled tubing injector with limited slip chains | Timothy S. Steffenhagen, William B. White, William G. Stewart | 2016-10-04 |
| 9353593 | Handler for blowout preventer assembly | Mike Xiaolei Lu | 2016-05-31 |
| 9316067 | Coiled tubing injector handler | Mike Xiaolei Lu | 2016-04-19 |
| 9151122 | Coiled tubing injector with limited slip chains | Timothy S. Steffenhagen, William B. White, William G. Stewart | 2015-10-06 |
| 8727018 | Charging unit, system and method for activating a wellsite component | — | 2014-05-20 |
| 8701754 | Coiled tubing injector with strain relief | — | 2014-04-22 |
| 8544536 | Coiled tubing injector with limited slip chains | Timothy S. Steffenhagen, William B. White, William G. Stewart | 2013-10-01 |
| 7240726 | Elevating operator cabin for coiled tubing injector | Troy D. Cain | 2007-07-10 |
| 7077209 | Mast for handling a coiled tubing injector | Mike Xiaolei Lu | 2006-07-18 |