KO

Kenji Ohtsuka

JC Japan Pionics Co.: 4 patents #18 of 76Top 25%
NC Nitto Kohki Co.: 3 patents #51 of 144Top 40%
SO Sony: 3 patents #10,744 of 25,231Top 45%
SM Smk: 1 patents #144 of 269Top 55%
Overall (All Time): #460,399 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
9604284 Portable drilling machine 2017-03-28
7421189 Data recording device, data recording method, data editing device, and data editing method Kazuo Ido, Ichiro Aki, Kohei Nakajo, Ichiro Ogata, Hiroshi Matsuzawa +3 more 2008-09-02
7300640 Method for clarifying exhaust gas Satoshi Arakawa, Koshi Ochi 2007-11-27
7138986 Touch-type input apparatus 2006-11-21
7121773 Electric drill apparatus Toshio Mikiya, Keisuke Shimada, Munenori Yamaguchi, Takashi Chiba 2006-10-17
7001117 Rotary cutting apparatus Toshio Mikiya, Keisuke Shimada, Takashi Chiba, Munenori Yamaguchi 2006-02-21
6782188 Data recording apparatus and data recording method, and data editing apparatus and data editing method Kazuo Ido, Ichiro Aki, Kohei Nakajo, Ichiro Ogata, Hiroshi Matsuzawa +3 more 2004-08-24
D433406 Drum for a video tape recorder Akira Suzuki, Syusuke Ozawa, Mikio Kita 2000-11-07
5294422 Process for purification of rare gas Koichi Kitahara, Noboru Takemasa, Shinobu Kamiyama 1994-03-15
5194233 Process for purification of rare gas Koichi Kitahara, Noboru Takemasa, Shinobu Kamiyama 1993-03-16
4516564 Heat generating body Yasuhiko Koiso, Shigeo Yahara 1985-05-14