Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9169703 | Rotatable tubing anchor | Don Larsen, Duane Goetz | 2015-10-27 |
| 6119711 | Multiple well header system for collection of methane coal gas | — | 2000-09-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9169703 | Rotatable tubing anchor | Don Larsen, Duane Goetz | 2015-10-27 |
| 6119711 | Multiple well header system for collection of methane coal gas | — | 2000-09-19 |