Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11078733 | Apparatus and methods for determining operational mode of tong assembly | Heidi N. Cline, Frank Wern | 2021-08-03 |
| 10995569 | Sensor system for tong assembly | Martin Helms | 2021-05-04 |