Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687806 | Method and apparatus for drilling with a flexible shaft while using hydraulic assistance | Kenneth L. Havlinek, Thomas D. MacDougall, Miles Jaroska, Duane LaDue, Wayne A. Tyler +4 more | 1997-11-18 |
| 5596142 | Well logging apparatus comprising a measuring pad and a combinaton device including such apparatus | Alain G. M. Delpuech, David C. Hoyle, Bronislaw Seeman | 1997-01-21 |