AK

Atsushi Koshizaka

HI Hitachi: 9 patents #4,653 of 28,497Top 20%
HC Hitachi Automotive Engineering Co.: 3 patents #60 of 314Top 20%
HC Hitachi Car Engineering Co.: 3 patents #152 of 465Top 35%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
📍 Oarai, JP: #4 of 60 inventorsTop 7%
Overall (All Time): #514,025 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
9000582 Power semiconductor module and power conversion device Shinji Hiramitsu, Masato Higuma, Hiroshi Tokuda, Keiji Kawahara 2015-04-07
8302275 Iron core and method of manufacturing the same and apparatus for manufacturing the same Toshiaki Ueda, Yuichi Kirihara, Keiji Kawahara, Susumu Sasaki 2012-11-06
7315104 Iron core and method of manufacturing the same and apparatus for manufacturing the same Toshiaki Ueda, Yuichi Kirihara, Keiji Kawahara, Susumu Sasaki 2008-01-01
6976381 Fuel injector, nozzle body, and manufacturing method of cylindrical part equipped with fluid passage Atsushi Sekine, Keiji Kawahara, Mizuho Yokoyama 2005-12-20
6876324 Radar apparatus Yoshiyuki Sasada, Terumi Nakazawa, Shiro Oouchi 2005-04-05
6710745 High-frequency communication apparatus and method of manufacturing the same Shirou Oouchi, Mizuho Yokoyama, Keiji Kawahara 2004-03-23
6580395 High-frequency communication apparatus and method of manufacturing the same Shirou Oouchi, Mizuho Yokoyama, Keiji Kawahara 2003-06-17
5239751 Method of producing nozzle for solenoid valve Hisanobu Kanamaru, Mizuho Yokoyama, Kenichi Gunji 1993-08-31
5127156 Method for concentrically assembling a pair of cylindrical members and method for assembling a nozzle in a fuel injector Mizuho Yokoyama, Hisanobu Kanamaru, Kenichi Gunji 1992-07-07
5109823 Fuel injector device and method of producing the same Mizuho Yokoyama, Hisanobu Kanamaru, Yoshio Okamoto, Tunemitu Kuroha, Hironori Shinozaki 1992-05-05