Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9976375 | Blowout preventer shut-in assembly of last resort | Johnnie E. Kotrla, Ross Stevenson, Johnny E. Jurena | 2018-05-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9976375 | Blowout preventer shut-in assembly of last resort | Johnnie E. Kotrla, Ross Stevenson, Johnny E. Jurena | 2018-05-22 |