Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10731436 | Ball injector for frac tree | Keith David Farquharson, Dean Ashley Beblow, Glen Murray Eleniak, Jerry Wakeford | 2020-08-04 |
| 10161218 | Ball injector for frac tree | Keith David Farquharson, Dean Ashley Beblow, Glen Murray Eleniak, Jerry Wakeford | 2018-12-25 |
| 7610956 | Wellhead assembly for hydraulic pumping system | Keith David Farquharson, Cuong Chi Vuong, Gregg Lacusta | 2009-11-03 |
| 7275591 | Tubing hanger with ball valve in production string | Men Fung Chin | 2007-10-02 |