Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087702 | Plug releaser and method of limiting pressure differential across plugs | Daniel Ewing, Christopher R. Hern | 2018-10-02 |
| 9855620 | Welding system and method of welding | Todd E. Kooken, Lifeng Luo | 2018-01-02 |