Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11542799 | Rod pump having a hydraulic cylinder and a variable speed reversible motor-generator | — | 2023-01-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11542799 | Rod pump having a hydraulic cylinder and a variable speed reversible motor-generator | — | 2023-01-03 |