Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7622917 | Methods and apparatus for inspecting materials | Xiaowen Wu | 2009-11-24 |
| 7397238 | Methods and apparatus for inspecting materials | Xiaowen Wu | 2008-07-08 |
| 7038445 | Method, system and apparatus for ferromagnetic wall monitoring | Danny Uselton, Robert W. Speiser | 2006-05-02 |
| 5007291 | Ultrasonic inspection apparatus with centering means for tubular members | Carroll R. Thompson | 1991-04-16 |
| 5001658 | Pipe length tally system | — | 1991-03-19 |