Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914389 | High pressure detachable/retractable stopper plug | Jeffery W. Mainzer, James E. Huebler | 2021-02-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914389 | High pressure detachable/retractable stopper plug | Jeffery W. Mainzer, James E. Huebler | 2021-02-09 |