SY

Seizi Yamashita

HI Hitachi: 13 patents #3,142 of 28,497Top 15%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
📍 Hitachinaka, JP: #399 of 2,447 inventorsTop 20%
Overall (All Time): #391,123 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
RE34443 Apparatus magnetically detecting position or speed of moving body utilizing bridge circuit with series connected MR elements Tadashi Takahashi, Kunio Miyashita, Syooichi Kawamata 1993-11-16
5101148 Electric motor actuator Kunio Miyashita, Hironori Okuda 1992-03-31
4875539 Electric power steering control system Toshimi Abukawa, Kazuo Tahara, Katsuji Murumoto, Toshiyuki Koterazawa, Mitsuyuki Hombu +9 more 1989-10-24
4874053 Torque detecting apparatus Hiroshi Kimura, Shotaro Naito, Kunio Miyashita, Yasuo Noto, Noboru Sugiura +5 more 1989-10-17
4857786 Structure of stepping motor and method of driving the stepping motor Hideki Nihei, Kunio Miyashita, Kouichi Saitoh 1989-08-15
4818939 Apparatus for magnetically detecting position or speed or moving body utilizing bridge circuit with series connected MR elements Tadashi Takahashi, Kunio Miyashita, Syooichi Kawamata 1989-04-04
4678971 Linear motor and control method thereof Hiroshi Kanazawa, Kunio Miyashita 1987-07-07
4454438 Synchronized induction motor Kunio Miyashita, Syoji Tanabe, Tadao Shimotsu 1984-06-12
4451752 Stator of D.C. rotary machine Kazuo Tahara, Takayuki Matsui, Haruo Koharagi, Noriyoshi Takahashi 1984-05-29
4409506 Induction motor Motoya Ito, Noboru Fujimoto, Noriyoshi Takahashi, Masatoshi Watanabe 1983-10-11
4403161 Permanent magnet rotor Kunio Miyashita, Hiroshi Watanabe, Shoji Tanabe 1983-09-06
4341971 Armature of electric rotating machine Kazuo Tohara, Takayuki Matsui, Shoji Motegi, Noriyoshi Takahashi 1982-07-27
4336475 Slotless brushless motor Shigeki Morinaga, Kunio Miyashita, Tadashi Takahashi, Takeo Maeda 1982-06-22