Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486210 | Apparatus and methods for determining operational mode of tong assembly | Jan Rothe, Frank Wern | 2022-11-01 |
| 11085253 | Tong assembly with door position sensors | John D. Hooker, II, Karsten Heidecke, Bjoern Thiemann, Michael Wiedecke | 2021-08-10 |
| 11078733 | Apparatus and methods for determining operational mode of tong assembly | Jan Rothe, Frank Wern | 2021-08-03 |