Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085069 | For CPA pumping unit with end return for positioning drive | — | 2024-09-10 |
| 11204028 | Pumping unit with end return for positioning drive | — | 2021-12-21 |
| 11060517 | Moving crank shaft force point | — | 2021-07-13 |
| 10995744 | Moving effort force point on a pumping unit | — | 2021-05-04 |
| 10947825 | Head with contiguous counterweight dampers on structure | — | 2021-03-16 |
| 10934818 | Oscillating head with contiguous counterweight | — | 2021-03-02 |
| 10577904 | Head with contiguous counterweight | — | 2020-03-03 |
| 10340755 | Energy harvesting and converting beam pumping unit | — | 2019-07-02 |
| 10202973 | Intelligent force reducing double-acting counterweight | — | 2019-02-12 |
| 10107282 | Articulated reciprocating counterweight | — | 2018-10-23 |