Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5909770 | Retrievable whipstock | — | 1999-06-08 |
| 5649595 | Milling method for liners extending into deviated wellbores | Bruce A. Flanders, Mark W. Brockman | 1997-07-22 |
| 5494111 | Permanent whipstock | Gerald D. Lynde, Mark H. Lee, Arthur G. Alexander | 1996-02-27 |
| 5253714 | Well service tool | Robert S. Beeman | 1993-10-19 |
| 5123489 | Milling tool and method for removing a packer | Robert S. Beeman | 1992-06-23 |