Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750063 | Floppy disk drive having a pivotally supporting cartridge carrier | Churyo Seki, Kunio Suganuma, Hiroshi Kurafuji, Hiroshi Mabuchi, Hisao Wakabayashi +2 more | 1988-06-07 |
| 4669010 | Floppy disk drive | — | 1987-05-26 |
| 4492479 | Small electronic timers | Toshikazu Hatsuse | 1985-01-08 |
| 4407590 | Battery unit for an electric timepiece | Hideshi Ohno, Takatoshi Osaka, Katsuo Nishimura, Munetaka Tamaru, Sadao Ode | 1983-10-04 |
| 4336609 | Digital input means for miniature type electronic devices | Sizuo Yamaguchi | 1982-06-22 |
| 4312057 | Electronic timepiece providing audible and visible time indications | — | 1982-01-19 |
| 4297838 | Electronic timepiece | Minoru Watanabe, Hideshi Ohno, Munetaka Tamaru | 1981-11-03 |
| 4290131 | Electronic timepiece | Hideshi Ohno | 1981-09-15 |
| 4274153 | Movement construction for electronic timepiece | Minoru Watanabe, Hideshi Ohno, Munetaka Tamaru | 1981-06-16 |
| RE30588 | Electric timepiece for displaying the operating condition thereof | Munetaka Tamaru, Hideshi Oono, Minoru Watanabe, Hideo Sato, Shigeru Morokawa | 1981-04-21 |
| 4262349 | System for signalling the termination of the lifetime of a battery for electronic timepieces | Fukuo Sekiya, Takashi Yamada | 1981-04-14 |
| 4232510 | Timepiece | Munetaka Tamaru, Akira Tsuzuki, Shigeru Morokawa, Minoru Watanabe, Hideshi Oono | 1980-11-11 |
| 4209970 | Electronic timepiece | Minoru Watanabe, Hideshi Oono, Munetaka Tamaru | 1980-07-01 |
| 4199699 | Motor and drive for a timepiece | Minoru Watanabe, Hideshi Ohno, Munetaka Tamaru, Takayasu Machida, Seiichi Nakamura +1 more | 1980-04-22 |
| 4196577 | Electronic timepiece | Hideshi Ohno, Tadamichi Mouri, Kazuo Teramoto, Takatoshi Osaka, Minoru Watanabe | 1980-04-08 |
| 4194351 | Electronic timepiece | Yasushi Nomura | 1980-03-25 |
| 4183629 | Electronic optical display device and method of manufacturing the same | Katsuo Nishimura, Hisao Wakabayashi, Takatoshi Osaka, Yasuhiro Ogura, Yukio Miya | 1980-01-15 |