Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10041606 | Specific gravity valve | Dean SCHLEKEWY | 2018-08-07 |
| 9121264 | Tool for testing downhole tubing | — | 2015-09-01 |
| 7314081 | Pumping from two levels of a pool of production fluid, and one way valve therefore | — | 2008-01-01 |