Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8194499 | Ultrasonic underwater detector with voltage and envelope control | Masaru Nishida, Yasunobu Asada, Satoshi Misonoo, Mitsuhiro Inouchi, Shinji Ogawa +1 more | 2012-06-05 |
| 6192006 | Device for and a method of determining the angle of incidence of a received signal and a scanning sonar | Hiroshi Iino, Tatsuo Hayashi, Yasuo Ito | 2001-02-20 |
| 5561641 | Underwater detection system for determining carrier frequencies of signals arriving from a wide area | Yasushi Nishimori, Takashi Yoshioka, Tatsuo Hayashi, Masato Kawai | 1996-10-01 |
| 5001678 | System for detecting surrounding environmental conditions using a multiple number of incoming signals | Hiroshi Nagano | 1991-03-19 |