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Osamu Koizumi

HI Hitachi: 4 patents #196 of 3,771Top 6%
HC Hitachi Car Engineering Co.: 4 patents #5 of 145Top 4%
Overall (2004): #12,692 of 270,089Top 5%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6822360 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Keiji Oda 2004-11-23
6798103 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Keiji Oda 2004-09-28
6734592 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Shouichi Kawamata, Suetaro Shibukawa, Keiji Oda 2004-05-11
6700282 Rotary electric machine and method for connecting stator conductors Yoshimi Mori, Takashi Yasuhara, Masaaki Hayashi, Shinji Kikawa 2004-03-02