Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4530398 | Retrievable well bore packer | ALBERT E. KLINE | 1985-07-23 |
| 4391326 | Stinger assembly for oil well tool | — | 1983-07-05 |
| 4265459 | Swab cup reinforcing member support | Bill J. Hyde | 1981-05-05 |
| 4189001 | Friction spring and slip retainer for a mechanical setting tubing anchor | — | 1980-02-19 |