Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5404956 | Hydraulic setting tool and method of use | J. Tad Bohlen, Donald R. Smith, Donald F. Hushbeck, Seth Thomas | 1995-04-11 |
| 5390737 | Downhole tool with sliding valve | Kevin T. Berscheidt, Donald F. Hushbeck | 1995-02-21 |
| 5111884 | Method and apparatus for reworking wells | Steven G. Striech, Daniel Herndon, Louis C. Floyd | 1992-05-12 |