KI

Kazumasa Ide

HI Hitachi: 29 patents #976 of 28,497Top 4%
HA Hitachi Appliances: 1 patents #56 of 109Top 55%
HC Hitachi Industrial Equipment Systems Co.: 1 patents #318 of 550Top 60%
HC Hitachi Powdered Metals Co.: 1 patents #113 of 246Top 50%
JC Japan Servo Co.: 1 patents #92 of 161Top 60%
Overall (All Time): #125,506 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
8760028 Electrical rotating machine with local heat reduction Akihito Nakahara, Kazuhiko Takahashi, Junya Kaneda, Kenichi Hattori, Takashi Watanabe 2014-06-24
8624462 Rotating electrical machine Akihito Nakahara, Hiroyuki Mikami, Kazuhiko Takahashi, Kenichi Hattori 2014-01-07
8373326 Axial gap motor, compressor, motor system, and power generator Yuji Enomoto, Zhuonan Wang, Ryoso Masaki, Hiromitsu Itabashi 2013-02-12
8304953 Rotating electrical machine Akihito Nakahara, Hiroyuki Mikami, Kazuhiko Takahashi, Kenichi Hattori 2012-11-06
8174156 Rotating electrical machine with different lamination steel kinds and spacing Akihito Nakahara, Hiroyuki Mikami, Kazuhiko Takahashi, Kenichi Hattori 2012-05-08
7755230 Rotary electric machine having cooling device and electric generating system including the machine Akihito Nakahara, Akiyoshi Komura, Kazuhiko Takahashi, Kengo Iwashige, Kenichi Hattori 2010-07-13
7737593 Electrical rotation machine and a wind turbine system Mamoru Kimura, Kazuo Nishihama, Tetsuo Fujigaki, Shuji Mizutani 2010-06-15
7732958 Turbogenerator Akihito Nakahara, Kazuhiko Takahashi, Mamoru Kimura 2010-06-08
7667343 Hydrogen production system using wind turbine generator Shinya Oohara, Masaya Ichinose, Motoo Futami, Mitsugu Matsutake, Kazumi Fujii +2 more 2010-02-23
7619332 Permanent magnet type electric rotating machine and wind turbine electric power generation system Mamoruo Kimura, Motonobu Iizuka, Shuji Mizutani, Tetsuo Fujigaki, Kengo Iwashige +2 more 2009-11-17
7535147 Turbine generator having an A/C exciter Akihito Nakahara, Mamoru Kimura, Kazuhiko Takahashi 2009-05-19
7498707 Electrical rotation machine and a wind turbine system Mamoru Kimura, Kazuo Nishihama, Tetsuo Fujigaki, Shuji Mizutani 2009-03-03
D572660 Claw teeth motor core Yuji Enomoto, Motoya Ito, Masashi Kitamura, Ryoso Masaki, Katsuyuki Yamazaki +4 more 2008-07-08
7368842 Armature windings and dynamo-electric machine using the same Kenichi Hattori, Kazuhiko Takahashi, Takashi Shibata, Takashi Watanabe 2008-05-06
7294943 Electric rotating machine Kenichi Hattori, Akiyoshi Komura, Takashi Watanabe, Ryoichi Shiobara, Yasuomi Yagi +2 more 2007-11-13
7271500 Electrical rotating machine control unit and power generation system Mamoru Kimura, Motoo Futami, Masaya Ichinose, Kazuhiro Imaie 2007-09-18
7157804 Electrical rotating machine control unit and power generation system Mamoru Kimura, Motoo Futami, Masaya Ichinose, Kazuhiro Imaie 2007-01-02
7129613 Rotating electrical machine and drive system of cage induction motor Kazuo Nishihama, Tetsuo Fujigaki, Shuuji Mizutani, Takeshi Nakayama 2006-10-31
7127896 Engine cogeneration system Atsushi Shimada, Shiro Yamaoka 2006-10-31
7095133 Electrical rotating machine control unit and power generation system Mamoru Kimura, Motoo Futami, Masaya Ichinose, Kazuhiro Imaie 2006-08-22
7071586 Dynamo-electric machine Kenichi Hattori, Akiyoshi Komura, Takashi Watanabe, Ryoichi Shiobara, Yasuomi Yagi +2 more 2006-07-04
7043399 Electro-magnetic analysis program of electric rotating machine Kenji Miyata, Kazuo Shima, Masayuki Tani 2006-05-09
6966185 Engine cogeneration system Atsushi Shimada, Shiro Yamaoka 2005-11-22
6936939 Rotating electric machine and cooling method thereof Mitsunori Yamashina, Kenichi Hattori, Akiyoshi Komura, Tadashi Sonobe, Akitomi Semba +2 more 2005-08-30
6882078 Rotating electrical machine and drive system of cage induction motor Kazuo Nishihama, Tetsuo Fujigaki, Shuuji Mizutani, Takeshi Nakayama 2005-04-19