KS

Kei Sakanoue

Fujitsu Limited: 44 patents #370 of 24,456Top 2%
PA Panasonic: 11 patents #2,326 of 21,108Top 15%
CC Central Japan Railway Comany: 7 patents #18 of 313Top 6%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
NS Nippon Sharyo: 3 patents #20 of 87Top 25%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
JO Joled: 2 patents #188 of 392Top 50%
KU Kyushu University, National University: 1 patents #221 of 767Top 30%
TS Toshiba Infrastructure Systems & Solutions: 1 patents #186 of 424Top 45%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
Overall (All Time): #28,690 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 1–25 of 71 patents

Patent #TitleCo-InventorsDate
11097619 Current collector monitoring system Isao Naruse, Kotaro Nakamura, Masayuki Ueno, Noriyuki Taniyama, Shigekazu Okada 2021-08-24
10343549 Railway vehicle Masashi Furuya, Hirokazu Kato, Shigekazu Okada 2019-07-09
RE47453 Luminescent layer and light-emitting semiconductor device Toshihide Maeda, Shozo Oshio, Katsuaki Iwama, Hiromi Kitahara, Tadaaki Ikeda +2 more 2019-06-25
10005362 Electric vehicle control device Hirokazu Kato, Hiroki Shimoyama, Toshiyuki Uchida, Tomoyuki Makino, Hiroaki Otani +1 more 2018-06-26
9654031 Power system, power converter controlling apparatus, and electric vehicle having the power system Hirokazu Kato, Hiroki Shimoyama, Tomotaka Nishijima, Junichi Ishii, Yasushi Matsumoto +1 more 2017-05-16
9380863 Folding table Hajime Ito, Tadashi Fujii, Hiroaki Isogai, Kenichi Tanaka, Takehiro Ishigami +1 more 2016-07-05
9029843 Organic electroluminescence element Kenji Harada, Seiji Nishiyama, Takahiro Komatsu, Takayuki Takeuchi, Satoru Ohuchi +2 more 2015-05-12
9024053 Compound obtained by dimerizing with light irradiation, a compound containing a group having lyophilicity, and a compound containing a group having liquid-repellency Seiji Shinkai, Shuichi Haraguchi, Tomohiro Shiraki, Masashi Ogawa, Shuhei Nakatani +2 more 2015-05-05
9012896 Organic EL element Kenji Harada, Seiji Nishiyama, Takahiro Komatsu, Takayuki Takeuchi, Satoru Ohuchi +2 more 2015-04-21
8999832 Organic EL element Seiji Nishiyama, Satoru Ohuchi, Takahiro Komatsu, Yoshiaki Tsukamoto, Shinya Fujimura 2015-04-07
8957236 Compound and organic device employing same Qisheng Zhang, Chihaya Adachi, Shigeyuki Matsunami 2015-02-17
8872164 Organic el element Satoru Ohuchi, Yoshiaki Tsukamoto, Takahiro Komatsu 2014-10-28
8847211 Device, thin film transistor, method for manufacturing the device and method for manufacturing the thin film transistor Seiji Shinkai, Shuichi Haraguchi, Tomohiro Shiraki, Masashi Ogawa, Shuhei Nakatani +2 more 2014-09-30
8763536 Truck lateral motion restricting device Yoshinori Minami, Masahito Adachi, Hironobu Sunami, Nobuhisa Takada, Toru Konokawa 2014-07-01
8529308 Organic electroluminescence element with enhanced electron blocking characteristics and manufacturing method thereof Takahiro Komatsu, Takayuki Takeuchi, Kenji Harada 2013-09-10
8261671 Bogie lateral movement-limiting system Yoshinori Minami, Toshiki Kunii, Nobuhisa Takada 2012-09-11
8174009 Organic electroluminescence element and manufacturing method thereof Takahiro Komatsu, Tetsuro Kondoh, Ryuuta Yamada, Kenichi Nendai, Takayuki Takeuchi 2012-05-08
7785718 Organic electroluminescent device and method for manufacturing the same Ryuichi Yatsunami 2010-08-31
7772769 Light-emitting semiconductor device, light-emitting system and method for fabricating light-emitting semiconductor device Toshihide Maeda, Shozo Oshio, Katsuaki Iwama, Hiromi Kitahara, Tadaaki Ikeda +2 more 2010-08-10
7629620 Light-emitting semiconductor device, light-emitting system and method for fabricating light-emitting semiconductor device Toshihide Maeda, Shozo Oshio, Katsuaki Iwama, Hiromi Kitahara, Tadaaki Ikeda +2 more 2009-12-08
7592639 Light-emitting semiconductor device, light-emitting system and method for fabricating light-emitting semiconductor device Toshihide Maeda, Shozo Oshio, Katsuaki Iwama, Hiromi Kitahara, Tadaaki Ikeda +2 more 2009-09-22
7422504 Light-emitting semiconductor device, light-emitting system and method for fabricating light-emitting semiconductor device Toshihide Maeda, Shozo Oshio, Katsuaki Iwama, Hiromi Kitahara, Tadaaki Ikeda +2 more 2008-09-09
7372070 Organic field effect transistor and method of manufacturing the same Ryuichi Yatsunami 2008-05-13
7180110 Organic photoelectric conversion element Takahiro Komatsu 2007-02-20
7023019 Light-emitting semiconductor device, light-emitting system and method for fabricating light-emitting semiconductor device Toshihide Maeda, Shozo Oshio, Katsuaki Iwama, Hiromi Kitahara, Tadaaki Ikeda +2 more 2006-04-04