Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5025861 | Tubing and wireline conveyed perforating method and apparatus | Klaus Huber, Arnold G. Edwards | 1991-06-25 |
| 4911242 | Pressure-controlled well tester operated by one or more selected actuating pressures | Laurent E. Muller | 1990-03-27 |
| 4907655 | Pressure-controlled well tester operated by one or more selected actuating pressures | — | 1990-03-13 |