Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886951 | Power supply for a magnetron having a rectifying circuit, switching circuit, and transformer | Takahiro Matsumoto, Haruo Suenaga, Naoyoshi Maehara, Takashi Niwa, Daisuke Bessyo +2 more | 1989-12-12 |
| 4851629 | High-frequency heating device | Daisuke Bessyo, Naoyoshi Maehara, Shigeru Kusunoki, Takahiro Matsumoto | 1989-07-25 |
| 4825967 | Weight detecting apparatus | Makoto Mihara, Kenzo Ohji, Shuji Itou | 1989-05-02 |
| 4812960 | Power feeding apparatus | Takao Shitaya, Shigeru Kusunoki, Naoyoshi Maehara, Takashi Niwa, Takahiro Matsumoto +1 more | 1989-03-14 |