Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10953440 | Sound-pressure analyzer and a method in the high-intensity acoustic field, and an ultrasonic cleaner and an ultrasonic processor | Nagaya Okada | 2021-03-23 |
| 6650595 | Flasher type fish sonar | — | 2003-11-18 |
| 6009044 | Fish sonar | Shigefumi Goto, Yoshinobu Okubo, Kenji Moriyama, Yoshikazu Maramatsu | 1999-12-28 |