Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945113 | End-to-end ultrasonic inspection of tubular goods | Doug R. Lester, Bill McWhorter | 2005-09-20 |
| 5600069 | Ultrasonic testing apparatus and method for multiple diameter oilfield tubulars | Richard J. Girndt | 1997-02-04 |