SY

Seizi Yamashita

HI Hitachi: 4 patents #64 of 2,935Top 3%
HC Hitachi Automotive Engineering Co.: 1 patents #1 of 38Top 3%
📍 Hitachinaka, JP: #8 of 240 inventorsTop 4%
Overall (1989): #3,794 of 140,708Top 3%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
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