Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11220883 | Retrievable back pressure valve and method of using same | Weldon Kennedy, Leslie Howell | 2022-01-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11220883 | Retrievable back pressure valve and method of using same | Weldon Kennedy, Leslie Howell | 2022-01-11 |