Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311231 | Variable resistance apparatus and related equipment and methods | — | 2025-05-27 |
| 9095790 | High velocity electrostatic coalescing oil/water separator | Gary W. Sams, Harry G. Wallace, Davis L. Taggart, David R. Manen | 2015-08-04 |
| 8353497 | Variable radius annular and ram packing unit and method | — | 2013-01-15 |
| 7096980 | Rotary impact well drilling system and method | — | 2006-08-29 |