TI

Tohru Ishikawa

HI Hitachi: 4 patents #260 of 3,950Top 7%
📍 Hitachinaka, JP: #17 of 281 inventorsTop 7%
Overall (2002): #11,395 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6474572 Fuel-injection valve Masahiro Tsuchiya, Tosuke Hirata, Yoshio Okamoto, Noriyuki Maekawa, Yoshiyuki Tanabe +4 more 2002-11-05
6453872 Fuel injection valve and internal combustion engine mounting the same Ayumu Miyajima, Yoshio Okamoto, Yuzo Kadomukai, Shigenori Togashi, Kiyoshi Amo +3 more 2002-09-24
6367720 Electromagnetic fuel injection valve Yoshio Okamoto, Yuzo Kadomukai, Makoto Yamakado, Noriyuki Maekawa, Ayumu Miyajima +1 more 2002-04-09
6345601 Direct injection fuel injector and internal combustion engine mounting the same Ayumu Miyajima, Yoshio Okamoto, Yuzo Kadomukai, Shigenori Togashi 2002-02-12