Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066919 | Method and apparatus for measuring wear on sucker rod guides | Eric M. Wallace, David Pena | 2021-07-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066919 | Method and apparatus for measuring wear on sucker rod guides | Eric M. Wallace, David Pena | 2021-07-20 |