Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445646 | Signal processing method and apparatus, and sonar systems | Minoru Handa, Yasushi Nishimori, Mitsuaki Watanabe | 2002-09-03 |
| 5412617 | High resolution measuring method and apparatus | Toyoki Sasakura | 1995-05-02 |
| 4271490 | Ultrasonic detection system | Kiyomi Minohara, Akira Sugiyama, Hiroshi Nakai, Masajiro Iida, Yuzo Kobayashi | 1981-06-02 |