Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4336923 | Steel surface inspection apparatus | Tatsuo Hiroshima, Takahide Sakamoto | 1982-06-29 |
| 4294118 | Fully automatic ultrasonic flaw detection apparatus | Hisao Yamaguchi, Shigeaki Matsumoto | 1981-10-13 |
| 4270389 | Method and apparatus for the automatic ultrasonic flaw detection | Hisao Yamaguchi, Shigeaki Matsumoto, Masatoshi Tomabechi, Kimio Nakajima | 1981-06-02 |