Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D350294 | Control unit for an ultrasonic flaw detector | Hiroaki Nakashima, Toshihiko Wada, Yukio Arima, Tohru Miyata | 1994-09-06 |
| D349464 | Ultrasonic flaw detector system | Hiroaki Nakashima, Toshihiko Wada, Yukio Arima, Tohru Miyata | 1994-08-09 |