OK

Osamu Koizumi

HI Hitachi: 6 patents #97 of 3,950Top 3%
HC Hitachi Car Engineering Co.: 2 patents #16 of 140Top 15%
Overall (2002): #5,426 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6481089 Method for manufacturing an electromotive machine having an insulated coil Yuji Enomoto, Noriaki Yamamoto, Yukinori Taneda, Suetaro Shibukawa, Fumio Tajima 2002-11-19
6452302 Rotary electric machine and electric vehicle using the same Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Takashi Kobayashi 2002-09-17
6445100 Permanent magnet dynamo electric machine Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, Suetaro Shibukawa, Keiji Oda 2002-09-03
6429565 Permanent magnet type electric rotating machine and hybrid electric vehicle using it Yutaka Matsunobu, Fumio Tajima, Shouichi Kawamata, Sanshiro Obara 2002-08-06
6404152 Motor control device Takashi Kobayashi, Fumio Tajima, Shoichi Kawamata, Yutaka Matsunobu, Ryoso Masaki +1 more 2002-06-11
6396183 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Shouichi Kawamata, Suetaro Shibukawa, Keiji Oda 2002-05-28