Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079418 | Plug in pump for inverted shroud assembly | Donn J. Brown, Brown Lyle Wilson, Steven K. Tetzlaff | 2011-12-20 |
| 7980314 | Gas restrictor for pump | — | 2011-07-19 |
| 7905295 | Electrocoil tubing cable anchor method | — | 2011-03-15 |