Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9598916 | Top drive stand compensator with fill up tool | Jim Hollingsworth, Troy F. Hill | 2017-03-21 |
| 8863822 | Control line running system | Doyle Fredric Boutwell, Jr., Karsten Heidecke, Bernd-Georg Pietras | 2014-10-21 |
| 8485269 | Control line running system | Doyle Frederic Boutwell, Jr., Karsten Heidecke, Bernd-Georg Pietras | 2013-07-16 |
| 8233089 | Television system | James R. Belford | 2012-07-31 |
| 8215687 | Remotely operated single joint elevator | Bernd-Georg Pietras, Karsten Heidecke, John D. Hooker, II, Martin Helms, Martin Liess | 2012-07-10 |
| 8191641 | Control line running system | Doyle Frederic Boutwell, Jr., Karsten Heidecke, Bernd-Georg Pietras | 2012-06-05 |
| 8162045 | Stand compensator | Jimmy L. Hollingsworth, Karsten Heidecke | 2012-04-24 |
| 7967073 | Control line running system | Doyle Frederic Boutwell, Jr., Karsten Heidecke, Bernd-Georg Pietras | 2011-06-28 |
| 7546882 | Stand compensator | Jimmy L. Hollingsworth, Karsten Heidecke | 2009-06-16 |