IM

Isao Matsumoto

TO Toyota: 6 patents #9 of 710Top 2%
Sumitomo Electric Industries: 2 patents #504 of 3,352Top 20%
Overall (2002): #3,045 of 266,432Top 2%
8
Patents 2002

Issued Patents 2002

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6477993 Control device for solenoid driving valve Shoji Katsumata, Toshio Fuwa, Keiji Yoeda, Takashi Izuo, Tatsuo Iida +4 more 2002-11-12
6446588 Internal combustion engine having electromagnetic valve driving mechanism and method of controlling electromagnetic valve driving mechanism Tomomi Yamada, Kazuhiko Shiratani, Shouji Katsumata, Keiji Yoeda, Hideyuki Nishida 2002-09-10
6444366 Non-sintered electrode and method of manufacturing same Hiroshi Kawano, Yoshio Moriwaki 2002-09-03
6412455 Internal combustion engine having a variable valve train Makoto Ogiso, Mitsuru Saitoh 2002-07-02
6405693 Internal combustion engine and method for controlling valve of internal combustion engine Keiji Yoeda, Kiyoshi Nakanishi, Yoshihiro Iwashita, Kazuhiko Shiratani, Shouji Katsumata +4 more 2002-06-18
6354563 Electromagnetic drive valve and method for controlling same Keiji Yoeda, Yoshihiro Iwashita 2002-03-12
6354253 Solenoid valve device Shouji Katsumata, Yoshihiro Iwashita, Masaaki Tanaka, Keiji Yoeda, Hideyuki Nishida 2002-03-12
6338917 Alkaline storage battery Akihiro Maeda, Hirokazu Kimiya, Yoshio Moriwaki 2002-01-15