MY

Mizuho Yokoyama

HI Hitachi: 14 patents #2,889 of 28,497Top 15%
HC Hitachi Automotive Engineering Co.: 4 patents #36 of 314Top 15%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
📍 Hitachinaka, JP: #366 of 2,447 inventorsTop 15%
Overall (All Time): #355,775 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
7021569 Fuel injection valve Kiyotaka Ogura, Atsushi Sekine, Eiichi Kubota, Masafumi Nakano, Keiichi Uraki +4 more 2006-04-04
6976381 Fuel injector, nozzle body, and manufacturing method of cylindrical part equipped with fluid passage Atsushi Koshizaka, Atsushi Sekine, Keiji Kawahara 2005-12-20
6918548 Electronic fuel injector Katsuyoshi Terakado, Arata Kagiyama, Noboru Baba, Masahiro Souma 2005-07-19
6710745 High-frequency communication apparatus and method of manufacturing the same Atsushi Koshizaka, Shirou Oouchi, Keiji Kawahara 2004-03-23
6580395 High-frequency communication apparatus and method of manufacturing the same Atsushi Koshizaka, Shirou Oouchi, Keiji Kawahara 2003-06-17
5346137 Electromagnetic fuel injection valve Yoshio Okamoto, Hisanobu Kanamaru, Hitoshi Maeda, Satoshi Suzuki, Tohru Ishikawa +5 more 1994-09-13
5239751 Method of producing nozzle for solenoid valve Hisanobu Kanamaru, Atsushi Koshizaka, Kenichi Gunji 1993-08-31
5156341 Electromagnetic type fuel injection valve Katsuyoshi Terakado, Hisanobu Kanamaru, Tokuo Kosuge 1992-10-20
5127156 Method for concentrically assembling a pair of cylindrical members and method for assembling a nozzle in a fuel injector Hisanobu Kanamaru, Kenichi Gunji, Atsushi Koshizaka 1992-07-07
5109823 Fuel injector device and method of producing the same Hisanobu Kanamaru, Yoshio Okamoto, Tunemitu Kuroha, Atsushi Koshizaka, Hironori Shinozaki 1992-05-05
5040731 Electromagnetic fuel injection and method of producing the same Hisanobu Kanamaru, Tokuo Kosuge 1991-08-20
5012982 Electromagnetic fuel injector Masahiro Souma, Tokuo Kosuge, Tohru Ishikawa, Hisanobu Kanamaru, Yasuo Kamituma 1991-05-07
4974312 Method of producing an electromagnetic fuel injector Hisanobu Kanamaru, Tokuo Kosuge 1990-12-04
4756362 Heat exchanger Mituo Kudoh, Takuji Torii, Seigo Miyamoto, Yoshitomo Sawahata, Masaru Takenouchi +1 more 1988-07-12