Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9885353 | Pressure relief mechanism for linear actuator well pump | Steven K. Tetzlaff, Lance T. Robinson | 2018-02-06 |
| 8469423 | Telescopic hot stick with controlled button movement feature | Daniel J. Crowley, Jr., Mark A. Schmidt | 2013-06-25 |
| 7766081 | Gas separator within ESP shroud | Donn J. Brown, Brown Lyle Wilson | 2010-08-03 |
| 5666547 | Method and apparatus for framing a serial data stream | Jeremy D. Omas | 1997-09-09 |
| 5593196 | Telescopic hot stick | Larry R. Baum, Mark A. Schmidt | 1997-01-14 |
| 4765461 | Mobile elevator conveyor | Imants Ozolins | 1988-08-23 |