Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10626690 | Fill up tool | Jimmy Duane Wiens, Yury P. Gutsu, Benson Thomas, Karsten Heidecke, Jim Hollingsworth +3 more | 2020-04-21 |
| 9745810 | Fill up tool | Jimmy Duane Wiens, Yury P. Gutsu, Benson Thomas, Karsten Heidecke, Jim Hollingsworth +3 more | 2017-08-29 |
| 8833471 | Fill up tool | Jimmy Duane Wiens, Yury P. Gutsu, Benson Thomas, Karsten Heidecke, Jim Hollingsworth +3 more | 2014-09-16 |
| 8141642 | Fill up and circulation tool and mudsaver valve | Delaney Michael Olstad, Russell L Morgan, Jim Hollingsworth, Doyle Frederic Boutwell, Jr., Michael Hayes +2 more | 2012-03-27 |
| D614915 | Multipurpose cooking griddle | Paul Schnitman | 2010-05-04 |