Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5533113 | Automatic position managing system | Masayuki Ozawa, Kenji Morosawa | 1996-07-02 |
| 4633204 | Mechanical filter | Shinichi Yamamoto, Teruo Kawatsu, Yoshiro Tomikawa, Masashi Konno, Toshiharu Ogasawara | 1986-12-30 |
| 4555682 | Mechanical filter | Teruo Kawatsu, Yoshihiko Kasai, Chikao Takeuchi | 1985-11-26 |
| 4314216 | Mechanical filter | Yoshihiko Kasai, Kenji Shirai | 1982-02-02 |
| 4281298 | Flexural transducer | Yoshihiko Kasai | 1981-07-28 |
| 4241321 | Electromechanical filter | Yoshihiko Kasai, Yoshio Katsube | 1980-12-23 |