Issued Patents All Time
Showing 76–100 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5088564 | Method of and apparatus for driving piles | — | 1992-02-18 |
| 5075728 | Developing apparatus with developer leak prevention | Hatsuo Tajima | 1991-12-24 |
| 5073764 | Current limiting apparatus | Mitsugu Takahashi, Takao Mitsuhashi, Shinji Yamagata | 1991-12-17 |
| 5060005 | Camera system | Junichi Itoh, Yoshinori Matsuzawa, Youji Watanabe | 1991-10-22 |
| 5030996 | Image forming apparatus with AC bias voltages for preventing developer mixture | Hatsuo Tajima | 1991-07-09 |
| 4998129 | Diaphragm control apparatus of a camera | Youji Watanabe | 1991-03-05 |
| 4984000 | Lens driving apparatus for a camera | Youji Watanabe, Kazuhiro Satoh | 1991-01-08 |
| 4972215 | Lens driving apparatus for a camera | Hiroshi Kitamura | 1990-11-20 |
| RE33400 | Circuit breaker | Hiroshi Fujii, Hiroaki Fujihisa, Hirotoshi Ohishi | 1990-10-23 |
| D310217 | Combined video tape recorder and television | Taisuke Saeki, Yoshito Fujii, Hiroshi Kajimoto, Atsushi Hayakawa | 1990-08-28 |
| 4941019 | Apparatus for developing electrostatic latent image | Takao Honda | 1990-07-10 |
| 4866226 | Multi-phase circuit breaker employing arc extinguishing apparatus | Fumiyuki Hisatsune, Hiroshi Fujii, Shinji Yamagata | 1989-09-12 |
| 4828951 | Method for the formation of multicolor images | Tadashi Kaneko, Mitsutaka Arai | 1989-05-09 |
| 4743878 | Circuit interrupter | Hirotoshi Ohishi, Hiroshi Fujii, Hiroaki Fujihisa, Kiyoshi Matsuura | 1988-05-10 |
| 4733029 | Operating handle locking device for circuit interrupter | Yutaka Nakayama | 1988-03-22 |
| 4641001 | Circuit interrupter | Hiroaki Fujihisa, Hiroshi Fujii, Hirotoshi Ohishi | 1987-02-03 |
| 4628288 | Circuit interrupter | Hiroaki Fujihisa, Hirotoshi Ohishi, Hiroshi Fujii | 1986-12-09 |
| 4611686 | Speaker system | Hiroshi Yoshida | 1986-09-16 |
| 4595895 | Circuit breaker | Hiroshi Fujii, Hiroaki Fujihisa, Hirotoshi Ohishi | 1986-06-17 |
| 4543069 | Auxiliary propelling equipment mounting structure for sail boats | — | 1985-09-24 |
| 4480602 | Lubricating system for two-circle internal combustion engine | Atsushi Mori | 1984-11-06 |
| D268346 | Electronic calculator | — | 1983-03-22 |
| D267093 | Teller machine | Shigeaki Hayashi | 1982-11-30 |
| 4344327 | Electronic scanning ultrasonic diagnostic system | Yoshihiro Yoshikawa, Takao Katabami, Katsumi Fujinaga | 1982-08-17 |
| D264729 | Electronic calculator with timepiece | — | 1982-06-01 |