Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628260 | Eddy current defect-detecting system for determining an inner or outer defect and its depth in metal tubes | Sanshiro Kimoto, Hisao Kokubo, Yasunobu Yamabayashi | 1986-12-09 |