SK

Shigeru Kakugawa

HI Hitachi: 29 patents #976 of 28,497Top 4%
HM Hitachi Medical: 8 patents #84 of 680Top 15%
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): #94,175 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
10629355 Stationary induction apparatus Yasunori Ono, Mao Kawamoto, Akira YAMAGISHI 2020-04-21
8781763 Method for analyzing operating point of permanent magnet, program therefor, and recording medium Masashi Kitamura, Kohji Maki, Shinji Sugimoto 2014-07-15
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 Fumio Tajima, Yutaka Matsunobu, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi +1 more 2013-03-05
8067871 Permanent magnet rotating electric machine and electric car using the same Fumio Tajima, Yutaka Matsunobu, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi +1 more 2011-11-29
7714466 Claw-teeth-type rotating electrical machine Masashi Kitamura, Fumio Tajima, Yuji Enomoto, Motoya Ito, Ryoso Masaki +2 more 2010-05-11
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 Fumio Tajima, Yutaka Matsunobu, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi +1 more 2009-04-21
7492159 Nuclear magnetic resonance spectrometer for liquid-solution Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzo Aihara 2009-02-17
7292040 Split type NMR superconductive magnet device and NMR apparatus for solution analysis with different current directions and a permanent current switch Michiya Okada, Katsuzou Aihara, Hiroshi Morita, Tsuyoshi Wakuda 2007-11-06
7212003 NMR analyzer Katsuzou Aihara, Michiya Okada, Hiroshi Morita, Tsuyoshi Wakuda 2007-05-01
7208954 NMR analyzer Katsuzou Aihara, Michiya Okada, Hiroshi Morita, Tsuyoshi Wakuda 2007-04-24
7190167 Nuclear magnetic resonance spectrometer for liquid-solution Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzo Aihara 2007-03-13
7154271 Split type NMR Superconductive magnet device and NMR apparatus for solution analysis with a permanent current switch holding the split type superconducting magnet in a permanent current mode Michiya Okada, Katsuzou Aihara, Hiroshi Morita, Tsuyoshi Wakuda 2006-12-26
7151335 Permanent magnet rotating electric machine and electric car using the same Fumio Tajima, Yutaka Matsunobu, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi +1 more 2006-12-19
7138802 Nuclear magnetic resonance apparatus probe Hiroshi Morita, Michiya Okada, Katsuzou Aihara 2006-11-21
7084634 Nuclear magnetic resonance apparatus probe Hiroshi Morita, Michiya Okada, Katsuzou Aihara 2006-08-01
7053621 Split type NMR magnet device and NMR apparatus for solution analysis with at least an 11 T static magnetic field and different energizing directions of the NMR magnets Michiya Okada, Katsuzou Aihara, Hiroshi Morita, Tsuyoshi Wakuda 2006-05-30
7046007 Nuclear magnetic resonance spectrometer using split magnets Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzo Aihara 2006-05-16
7026817 Nuclear magnetic resonance spectrometer for liquid-solution Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzo Aihara 2006-04-11
6975118 Supersensitive nuclear magnetic resonance micro imaging apparatus Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzou Aihara 2005-12-13
6937017 Magnetic pole magnet device using the magnetic pole, and magnetic resonance imaging apparatus Yoshihide Wadayama, Hirotaka Takeshima, Takeshi Yatsuo, Kenji Sakakibara 2005-08-30
6937019 Supersensitive nuclear magnetic resonance micro imaging apparatus Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzou Aihara 2005-08-30
6909347 Magnet for magnetic resonance imaging apparatus Tsuyoshi Wakuda, Michiya Okada, Hiroyuki Watanabe 2005-06-21
6909348 Low-leakage magnetic-field magnet and shield coil assembly Katsunori Azuma, Tsuyoshi Wakuda, Yoshihide Wadayama, Hirotaka Takeshima, Kenji Sakakibara +2 more 2005-06-21
6897657 Nuclear magnetic resonance spectrometer for liquid-solution Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzo Aihara 2005-05-24
6888352 Nuclear magnetic resonance spectrometer using split magnets Michiya Okada, Tsuyoshi Wakuda, Hiroshi Morita, Katsuzo Aihara 2005-05-03