Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4792756 | Method and apparatus for measuring axially extending defects in ferromagnetic elements | Clive Lam, Marvin Milewits | 1988-12-20 |
| 4710712 | Method and apparatus for measuring defects in ferromagnetic elements | John E. Kahil, Mark S. Jaynes, Gordon L. Moake, Marvin Milewits, Curtis W. Bolton, III +2 more | 1987-12-01 |
| 4704580 | Method and apparatus for measuring the depth of local defects in ferromagnetic elements | Gordon L. Moake | 1987-11-03 |
| 4636727 | Method and apparatus for detecting the location of defects in tubular sections moving past a well head | John E. Kahil, Marvin Milewits, Clive Lam | 1987-01-13 |
| 4611170 | Coil apparatus mounted on an axially split spool for indicating wall thickness variations of a length of ferromagnetic pipe | Roderic K. Stanley, Marvin Milewits, Robert C. Knauer, Jr. | 1986-09-09 |
| 4555665 | Magnetic flux method for measuring tubular wall thickness | Roderic K. Stanley, Marvin Milewits, Robert C. Knauer, Jr. | 1985-11-26 |
| 4492115 | Method and apparatus for measuring defects in ferromagnetic tubing | John E. Kahil, Mark S. Jaynes | 1985-01-08 |