FT

Fumio Tajima

HI Hitachi: 80 patents #70 of 28,497Top 1%
HC Hitachi Car Engineering Co.: 29 patents #5 of 465Top 2%
AE Aida Engineering: 4 patents #24 of 163Top 15%
HC Hitachi Automotive Engineering Co.: 3 patents #60 of 314Top 20%
JC Japan Servo Co.: 2 patents #48 of 161Top 30%
HC Hitachi Industrial Equipment Systems Co.: 2 patents #215 of 550Top 40%
SA Satake: 1 patents #113 of 187Top 65%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
HC Hitachi Powdered Metals Co.: 1 patents #113 of 246Top 50%
HE Hitachi Taga Engineering: 1 patents #7 of 20Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Overall (All Time): #19,287 of 4,157,543Top 1%
87
Patents All Time

Issued Patents All Time

Showing 25 most recent of 87 patents

Patent #TitleCo-InventorsDate
10525647 Servo press machine, motor using servo press machine, and method of assembling and detaching motor Shougo Shibasaki, Masataka Yahara 2020-01-07
9853509 Composite torque rotating electric machine Yukinari Fujisawa, Masataka Yahara, Hiroshi Nagase, Yoshihiro Yamaguchi 2017-12-26
9806571 Composite torque rotating electric machine Yukinari Fujisawa, Masataka Yahara, Hiroshi Nagase, Yoshihiro Yamaguchi 2017-10-31
9511371 Grinding type vertical grain polishing machine Yasuyoshi Seto, Kazuto Nonaka, Yasunori Koike, Koji Yamamoto 2016-12-06
9088193 Motor exciting device and motor exciting method and motor control device and motor control method Yoshihiro Yamaguchi, Hiroshi Nagase, Masataka Yahara, Yukinari Fujisawa 2015-07-21
RE44037 Rotating electric machine having rotor embedded-permanent-magnets with inner-end magnetic gaps and outer-end magnetic gaps, and electric car using the same electric machine Yutaka Matsunobu, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi, Shigeru Kakugawa +1 more 2013-03-05
8198775 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2012-06-12
8067871 Permanent magnet rotating electric machine and electric car using the same Yutaka Matsunobu, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi, Shigeru Kakugawa +1 more 2011-11-29
8040010 Permanent magnet type generator and hybrid vehicle using the same Akinori Kamiya, Noriaki Hino, Tsutomu Miyoshi, Hideki Nihei 2011-10-18
7956506 Driving apparatus Yutaka Matsunobe, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2011-06-07
7956509 Electric pump Masashi Kitamura, Yuji Enomoto, Yuji Nomoto, Kenya Takarai 2011-06-07
7851959 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-12-14
7847462 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-12-07
7808144 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-10-05
7777389 Rotating electrical machine Teruyoshi Abe, Motoya Ito, Yoshihisa Ishikawa 2010-08-17
7768158 Cylindrical linear motor and a vehicle using the same Masashi Kitamura, Yusuke Akami, Noriyuki Utsumi, Ken Nakamura, Kazuaki Shibahara 2010-08-03
7750529 Electric Pump Masashi Kitamura, Yuji Enomoto, Yuji Nomoto, Kenya Takarai 2010-07-06
7714466 Claw-teeth-type rotating electrical machine Masashi Kitamura, Shigeru Kakugawa, Yuji Enomoto, Motoya Ito, Ryoso Masaki +2 more 2010-05-11
7671502 Driving apparatus Yutaka Matsunobe, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keijiro Oda 2010-03-02
7667365 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-02-23
7521832 Rotating electric machine having rotor embedded-permanent-magnets with inner-end magnetic gaps and outer-end magnetic gaps, and electric car using the same electric machine Yutaka Matsunobu, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi, Shigeru Kakugawa +1 more 2009-04-21
7518277 Electric motor Kanako Nemoto, Yasushi Takano, Michiyuki Takagi, Akira Nezu, Tsukasa Yamazaki +3 more 2009-04-14
7446448 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2008-11-04
RE40523 Non-contact rotational position sensor and throttle valve assembly including non-contact rotational position sensor Kenji Miyata, Satoshi Shimada, Toshifumi Usui, Masanori Kubota 2008-09-30
7425786 Permanent magnet type rotating electrical machine Noriaki Hino, Yutaka Matsunobu, Takashi Yasuhara 2008-09-16