Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203917 | Equalizing device for safety valves | James Dan Vick, Jr., Cody Loy Campbell, Jimmie R. Williamson, Jr. | 2021-12-21 |
| 11091982 | Equalizing device | Jimmie R. Williamson, Jr., Shaun Wen Jie Ng | 2021-08-17 |