Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6222350 | High temperature voltage regulator circuit | — | 2001-04-24 |
| 6173606 | Logging tool for cement evaluation | — | 2001-01-16 |
| 5700969 | Underground jet perforating using resistive blasting caps | — | 1997-12-23 |
| 5531164 | Select fire gun assembly and electronic module for underground jet perforating using resistive blasting caps | — | 1996-07-02 |
| 5468153 | Wireline swivel and method of use | Robert L. Brown, John D. Holodnak, Gene McBride | 1995-11-21 |