Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623203 | Remote field flaw sensor including an energizing coil, first and second receiving coil groups oriented perpendicular and a third receiving coil oriented parallel to pipe | Yoshikazu Chiba, Akira Kinoshita, Masanori Akita, Takashi Sumi, Toshihide Kawabe | 1997-04-22 |
| 5612625 | Method of measuring inner diameter of pipe | Kiichi Suyama, Hajime Furusawa, Takashi Kobori | 1997-03-18 |