Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5790511 | Dust-proof structure for optical pickup unit | Hiromi Juso, Makoto Iwasawa, Tetsuo Kanno | 1998-08-04 |
| 5638354 | Optical information recording medium | Masahiko Nakayama, Akihiko Shimizu | 1997-06-10 |
| 5073888 | Optical pickup device | Yoshitaka Takahashi, Hiroshi Gotoh, Masami Emoto, Syuichi Honda | 1991-12-17 |
| 5041302 | Method of forming thin film by physical vapor deposition | — | 1991-08-20 |
| 4753212 | High-pressure fluid control solenoid valve assembly with coaxially arranged two valves | Masahiko Miyaki, Noritaka Ibuki, Takio Tani, Atsusi Taguchi, Kazuo Shinoda +1 more | 1988-06-28 |
| 4653454 | Method and apparatus for controlling fuel injection quantity into a diesel engine | Yoshimune Konishi, Nobuhito Hobo, Yoshihiko Tsuzuki, Narutoshi Kameoka, Masahiko Miyaki | 1987-03-31 |
| 4620301 | Recording disk drive unit | — | 1986-10-28 |
| 4607355 | Drive system | — | 1986-08-19 |
| 4591767 | Control system for reciprocating drive motor | — | 1986-05-27 |
| 4583212 | Record/playback head positioning device for optical disc apparatus | Junichi Watanabe | 1986-04-15 |
| 4574369 | Tracking/focusing device for positioning an optical lens unit | Junichi Watanabe, Shigemoto Tenmyo | 1986-03-04 |
| 4555780 | Optical recording and playback unit | — | 1985-11-26 |
| 4546749 | Fuel injection apparatus | Toshihiko Igashira, Yasuyuki Sakakibara, Seiko Abe, Kazuo Shinoda | 1985-10-15 |
| 4505240 | Fuel injection pump of the distributor type | Kazuo Shinoda, Masahiko Miyaki, Akira Masuda | 1985-03-19 |
| 4496248 | Structure for a watch case made of cemented carbide | Masahiko Waki, Seiji Umezawa, Tsuneji Takasugi, Takao Kasai | 1985-01-29 |
| 4491117 | Apparatus for supplying cooled fuel to an engine | — | 1985-01-01 |
| 4479725 | Watchcase | Toshiaki Sawada | 1984-10-30 |
| 4391506 | Driving method and apparatus for illumination type imaging system | — | 1983-07-05 |
| 4354146 | Drive apparatus | Shigemoto Tenmyo | 1982-10-12 |
| 4327428 | Decorative plate for a timepiece | Tadao Enomoto | 1982-04-27 |
| 4305040 | Phase detection system | — | 1981-12-08 |
| 4250416 | Moving-coil type motor | Junichi Watanabe, Shigemoto Temmyo | 1981-02-10 |
| 4234948 | Watchglass fixing structure | Yasuo Maekawa, Tsunetoshi Sekiguchi, Masahiko Waki, Kisuke Watanabe, Osamu Matsumura +1 more | 1980-11-18 |
| 4221112 | Electronic watch with illumination device | Tadao Enomoto, Nobuo Ito, Hidefumi Kasai, Tsutomu Noguchi | 1980-09-09 |
| 4186991 | Angularly rotatable mirror apparatus | Junichi Watanabe, Shigemoto Tenmyo | 1980-02-05 |