Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10434265 | Medical hollow needle assembly and method of manufacturing hollow needle | Tetsuya Ooyauchi, Kenta GOTOU, Yukio Imai, Hidenori Fujiwara, Madoka Horie +1 more | 2019-10-08 |
| 10188336 | Puncture needle sensor manufacturing method | — | 2019-01-29 |
| 9521972 | Tubular sensor, constituent measuring device, and tubular sensor manufacturing method | — | 2016-12-20 |
| 9220850 | Injection needle assembly and drug injection device | Tetsuya Oyauchi | 2015-12-29 |
| 7880105 | Circuit breaker | Hiroaki Hashimoto, Kenichi Okubo | 2011-02-01 |
| 7528336 | Gas circuit-breaker | Hiroaki Hashimoto, Kenichi Okubo | 2009-05-05 |
| 6875941 | Hydraulic operating apparatus for switch | Daisuke Ebisawa, Kenichi Okubo | 2005-04-05 |
| 6831244 | Gas-insulated switch | Kenichi Okubo, Tetsu Ishiguro | 2004-12-14 |
| 6815629 | Hydraulic pressure actuating apparatus for circuit breaker | Shinji Seto, Yasuhide Takeda, Daisuke Ebisawa, Masayuki Uchiyama, Atsuji Watanabe | 2004-11-09 |
| 6762387 | Gas-insulated switch | Kenichi Okubo, Tetsu Ishiguro | 2004-07-13 |
| 6717088 | Gas-insulated switch | Kenichi Okubo, Tetsu Ishiguro | 2004-04-06 |
| 6701121 | Color-mixing fixing device in which impact resilience of surface layer of fixing rotary member is 50% or less | Yasuo Nami, Takeshi Menjo, Kazuo Kishino, Jiro Ishizuka | 2004-03-02 |
| 6696657 | Puffer type gas circuit breaker | Makoto Hirose, Tetsu Ishiguro | 2004-02-24 |
| 6624370 | Gas circuit breaker | Takuichiro Soga, Junzo Kida, Wataru Tamura, Takeshi Iryo | 2003-09-23 |
| 6546223 | Elastic body, roller, heating and fixing device, and manufacturing method therefor | Kazuo Kishino, Masaaki Takahashi, Osamu Soutome, Yuji Kitano | 2003-04-08 |
| 6515248 | Gas circuit breaker | Masaoki Imamura | 2003-02-04 |
| 6459878 | Heating assembly, image-forming apparatus, and process for producing silicone rubber sponge and roller | Yoji Tomoyuki, Yusuke Nakazono, Ken Nakagawa, Satoru Taniguchi, Hikaru Osada +4 more | 2002-10-01 |
| 6424815 | Oil coating roller, oil coating device, and fixing apparatus | Kazuo Kishino, Masaaki Takahashi, Jiro Ishizuka, Osamu Sotome, Yuji Kitano | 2002-07-23 |
| 6407908 | Gas-insulated circuit breaker and gas-insulated switch-gear having the same | Takeshi Iryo | 2002-06-18 |
| 6377777 | Fluorine-containing resin-coated pressure roller and heat-fixing device | Kazuo Kishino, Yasumasa Ohtsuka, Toshihiko Ochiai, Masaaki Takahashi, Akira Hayakawa +4 more | 2002-04-23 |
| 6363236 | Release oil regulating blade, fixing device, and image-forming apparatus | Jiro Ishizuka, Kazuo Kishino, Masaaki Takahashi, Mitsuhiro Ota, Osamu Soutome +1 more | 2002-03-26 |
| 6347031 | Earthing clip terminal | — | 2002-02-12 |
| 6321062 | Fixing-unit roller making use of composite material, process for its production, and fixing assembly employing the roller | Yuji Kitano, Kazuo Kishino, Masaaki Takahashi, Osamu Soutome | 2001-11-20 |
| D434375 | Crimp terminal | — | 2000-11-28 |
| 6132815 | Fluororesin-coating process | Masaaki Takahashi, Kazuo Kishino | 2000-10-17 |