Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133989 | Process for producing metal-polyimide composite article | Shunichi Numata, Takao Miwa, Takayoshi Ikeda, Koji Fujisaki, Hisae Shimanoki +4 more | 1992-07-28 |
| 5120573 | Process for producing metal/polyimide composite article | Kunio Miyazaki, Osamu Miura, Yukio Ookoshi, Toshio Miyamoto, Mikio Aizawa +2 more | 1992-06-09 |
| 4918806 | Method for manufacturing a piston | Motohiko Kosano, Hirokazu Kawakami | 1990-04-24 |
| 4913001 | Piston assembly for compressors | Kiyoshi Tanaka, Hirokazu Kawakami | 1990-04-03 |
| 4836978 | Method for making vacuum circuit breaker electrodes | Hisashi Andoh, Kiyoji Iwashita, Kinko Shimizu | 1989-06-06 |
| 4718053 | Optical information apparatus and method of recording and erasing information | Yoshio Sato, Satoshai Shimada, Hiroshi Sasaki, Norifumi Miyamoto, Nobuyoshi Tsuboi +4 more | 1988-01-05 |
| 4651172 | Information recording medium | Tetsuro Minemura, Tetsuo Ito, Hisashi Ando, Yoshihito Maeda, Masaichi Nagai +3 more | 1987-03-17 |
| 4551596 | Surge-absorberless vacuum circuit interrupter | Hisashi Ando, Keiichi Kuniya, Yukio Kurosawa | 1985-11-05 |
| 4547639 | Vacuum circuit breaker | Kiyoji Iwashita, Sadami Tomita, Keiichi Kuniya, Hideaki Tsuda | 1985-10-15 |
| 4546222 | Vacuum switch and method of manufacturing the same | Akira Wada, Hisashi Ando, Seiki Shimizu, Yukio Kurosawa, Kiyoji Iwashita | 1985-10-08 |
| 4347413 | Electrodes of vacuum circuit breaker | Keiichi Kuniya | 1982-08-31 |
| 4231814 | Method of producing a vacuum circuit breaker | Hideo Arakawa, Keiichi Kuniya | 1980-11-04 |