Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7943241 | Composite ceramic body | Junji Kurokawa, Motoaki Yoshida, Masahiro Okumura, Atsushi Ogasawara, Tetsurou Abumita +2 more | 2011-05-17 |
| 5132947 | Combined memory medium, drive apparatus and method therefor and playback apparatus therefor | Keiichi Kameda, Nobuyoshi Yokobori, Hiroyuki Iitsuka | 1992-07-21 |
| 4504934 | Optical signal reproducing apparatus | Shinichi Tanaka, Ikuo Matsuda, Namio Hirose | 1985-03-12 |
| 4372558 | Remote game apparatus | Takeshi Shimamoto, Kazuo Arai | 1983-02-08 |
| 4280072 | Rotating electric machine | Makoto Gotou, Kenichiro Okumura | 1981-07-21 |
| 4189666 | Speed control system for small size D-C electric motor | Yoshio Tetsugu, Hiromitsu Nakano, Hiroshi Minakuchi, Tomio Oyama, Isao Yoshida +1 more | 1980-02-19 |