Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10626690 | Fill up tool | Jimmy Duane Wiens, Yury P. Gutsu, Karsten Heidecke, Jim Hollingsworth, Doyle Fredric Boutwell, Jr. +3 more | 2020-04-21 |
| 9745810 | Fill up tool | Jimmy Duane Wiens, Yury P. Gutsu, Karsten Heidecke, Jim Hollingsworth, Doyle Fredric Boutwell, Jr. +3 more | 2017-08-29 |
| 8833471 | Fill up tool | Jimmy Duane Wiens, Yury P. Gutsu, Karsten Heidecke, Jim Hollingsworth, Doyle Fredric Boutwell, Jr. +3 more | 2014-09-16 |
| 7926577 | Methods and apparatus for supporting tubulars | Karsten Heidecke, Delaney Michael Olstad, Michael Hayes, Doyle Frederic Boutwell, Jr. | 2011-04-19 |