Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11608702 | Variable blowout preventer apparatus and method | Randall Ferrain Weaver | 2023-03-21 |
| 11603730 | Blowout preventer testing apparatus and method | Randall Ferrain Weaver | 2023-03-14 |