Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715442 | Apparatus for servicing tubular strings in subterranean wells | Mark S. Jaynes, Kirby R. Harrell | 1987-12-29 |
| 4710712 | Method and apparatus for measuring defects in ferromagnetic elements | James E. Bradfield, Mark S. Jaynes, Gordon L. Moake, Marvin Milewits, Curtis W. Bolton, III +2 more | 1987-12-01 |
| 4636727 | Method and apparatus for detecting the location of defects in tubular sections moving past a well head | Marvin Milewits, James E. Bradfield, Clive Lam | 1987-01-13 |
| 4492115 | Method and apparatus for measuring defects in ferromagnetic tubing | Mark S. Jaynes, James E. Bradfield | 1985-01-08 |