Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6746213 | Pad plunger assembly with concave pad subassembly | — | 2004-06-08 |
| 6669449 | Pad plunger assembly with one-piece locking end members | — | 2003-12-30 |
| 6591737 | Pad plunger assembly with interfitting keys and key ways on mandrel and pads | — | 2003-07-15 |
| 6196324 | Casing differential pressure based control method for gas-producing wells | Bruce M. Victor | 2001-03-06 |
| 6032919 | Gas flow proportioning and controlling valve system | Bruce M. Victor | 2000-03-07 |
| 5984013 | Plunger arrival target time adjustment method using both A and B valve open times | Bruce M. Victor | 1999-11-16 |
| 5868554 | Flexible plunger apparatus for free movement in gas-producing wells | Bruce M. Victor | 1999-02-09 |