TA

Toshimi Abukawa

HI Hitachi: 16 patents #2,438 of 28,497Top 9%
JC Japan Servo Co.: 9 patents #11 of 161Top 7%
HC Hitachi Automotive Engineering Co.: 4 patents #36 of 314Top 15%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
HC Hitachi Koki Co.: 1 patents #557 of 888Top 65%
Overall (All Time): #198,471 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
6927526 Motor Hitoshi Ishii, Katsuo Kawashima, Hideo Takahashi, Toshio Kobayashi 2005-08-09
6876118 Abduction-type motor and fabrication method of motor stator thereof Yuji Enomoto, Masashi Kitamura, Miyoshi Takahashi, Makoto Ochiai, Takashi Ando +2 more 2005-04-05
6812611 Permanent magnet type electric rotating machine Takashi Ando, Yasuaki Moteki, Yuji Takagai, Sachio Hatori, Makoto Ochiai 2004-11-02
6806615 Core, rotating machine using the core and production method thereof Yuuji Enomoto, Masashi Kitamura, Yuji Takagai 2004-10-19
6794786 Electric motor Yuuji Enomoto, Yasuaki Motegi, Masashi Kitamura, Yuji Takagai, Takashi Ando 2004-09-21
6784590 Permanent magnet motor Kazuo Ohnishi, Tokio Sekiguchi 2004-08-31
6731027 Three-phase hybrid type stepping motor Kazuo Ohnishi, Masafumi Sakamoto, Koki Isozaki 2004-05-04
6335582 Permanent-magnet revolving electrodynamic machine with a concentrated winding stator Kazuo Ohnishi, Hideaki Suzuki, Hitoshi Ishii, Keiichi Abe 2002-01-01
6313558 Electric rotary machine having concentrated winding stator Kazuo Ohnishi, Yuji Takagai, Sachio Hatori, Kiyomichi Inoshita 2001-11-06
5208502 Sliding current collector made of ceramics Nobuyuki Yamashita, Kazuo Tahara, Akio Chiba, Masahisa Sobue, Shin'ichi Sakamoto +1 more 1993-05-04
5089737 DC rotary electric machine of permanent magnet field type Kazuo Tahara, Noriyoshi Takahashi, Toshio Tomite 1992-02-18
5083054 Permanent magnet field type DC machine Tosio Tomite, Keiichi Nakatsugawa 1992-01-21
5033565 Motor-driven power steering apparatus Toshiaki Okuyama, Kazuo Tahara, Katsuji Marumoto, Toshiyuki Koterazawa, Mitsuyuki Hombu +6 more 1991-07-23
4960178 Motor-driven power steering apparatus Toshiaki Okuyama, Kazuo Tahara, Katsuji Marumoto, Toshiyuki Koterazawa, Mitsuyuki Hombu +6 more 1990-10-02
4926960 Electric power steering apparatus for vehicle Hisatugu Ishikura, Kazuo Tahara, Katsuji Marumoto, Toshiyuki Koterazaka, Mitsuyuki Hombu +5 more 1990-05-22
4875539 Electric power steering control system Kazuo Tahara, Katsuji Murumoto, Toshiyuki Koterazawa, Mitsuyuki Hombu, Tadashi Takahashi +9 more 1989-10-24
4865148 Vehicle height control apparatus responsive to power steering operation Katsuji Marumoto, Kazuo Tahara, Hisatugu Ishikura, Hirohisa Yamamura, Toru Tatsuzaki +5 more 1989-09-12
4823037 DC Electric motor having field poles of permanent magnet Kazuo Tahara, Noriyoshi Takahashi, Toshio Tomite 1989-04-18
4794291 Permanent magnet field DC machine Kazuo Tahara, Noriyoshi Takahashi, Toshio Tomite 1988-12-27
4704789 Method of manufacturing electromagnetic members Motoya Ito, Noriyoshi Takahashi, Masatoshi Watanabe, Takeshi Seya, Hiroshi Kainuma +1 more 1987-11-10
4703210 Miniature electric non-uniform magnetization rotating machine Kazuo Tahara, Noriyoshi Takahashi, Toshio Tomite 1987-10-27
4639625 Direct-current machine having permanent magnet field system Kazuo Tahara, Noriyoshi Takahashi, Fumio Tajima, Tosio Tomite 1987-01-27