Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061328 | High pressure pump and method of reducing fluid mixing within same | Scott F. Shafer, Alan R. Stockner, Chris Stewart, Dan Rushton | 2011-11-22 |
GH
Greg W. Hefler
Overall (All Time): #3,270,237 of 4,157,543Top 80%
1
Patents All Time