Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9052024 | Non-intrusive, low chatter pressure relief valve system | Jan Pitzer, Mike Thomas, Dale Wesener, Mike Wallace | 2015-06-09 |
| 8991731 | Low shear swivel fitting | Jan Pitzer, Jerry VerHoven, Randall Sandifur | 2015-03-31 |
| 8517288 | Low shear swivel fitting | Jan Pitzer, Jerry VerHoven, Randall Sandifur | 2013-08-27 |