YO

Yoshio Okamoto

HI Hitachi: 6 patents #97 of 3,950Top 3%
FL Fujitsu Takamisawa Component Limited: 2 patents #6 of 49Top 15%
HC Hitachi Car Engineering Co.: 2 patents #16 of 140Top 15%
FL Fujitsu Component Limited: 1 patents #1 of 3Top 35%
Overall (2002): #1,872 of 266,432Top 1%
9
Patents 2002

Issued Patents 2002

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6489868 Electromagnetic relay Shinichi Sato, Shigemitsu Aoki, Keiji Ikeda, Masato Morimuta 2002-12-03
6474572 Fuel-injection valve Masahiro Tsuchiya, Tosuke Hirata, Tohru Ishikawa, Noriyuki Maekawa, Yoshiyuki Tanabe +4 more 2002-11-05
6453872 Fuel injection valve and internal combustion engine mounting the same Ayumu Miyajima, Yuzo Kadomukai, Shigenori Togashi, Kiyoshi Amo, Makoto Yamakado +3 more 2002-09-24
6448877 Electromagnetic relay having a reduced height Hideto Harayama, Shigemitsu Aoki 2002-09-10
6431155 Electromagnetic fuel injector and control method thereof Makoto Yamakado, Nobukatsu Arai, Yuzo Kadomukai, Yoshiyuki Tanabe, Yasunaga Hamada +3 more 2002-08-13
6414576 Multiple electromagnetic relay Akihiko Nakamura, Shigemitsu Aoki 2002-07-02
6367720 Electromagnetic fuel injection valve Yuzo Kadomukai, Makoto Yamakado, Noriyuki Maekawa, Tohru Ishikawa, Ayumu Miyajima +1 more 2002-04-09
6345601 Direct injection fuel injector and internal combustion engine mounting the same Ayumu Miyajima, Yuzo Kadomukai, Shigenori Togashi, Tohru Ishikawa 2002-02-12
6341592 Fuel injector and internal combustion engine having the same Yzo Kadomukai, Yoshiyuki Tanabe, Yasunaga Hamada 2002-01-29