TI

Tohru Ishikawa

HI Hitachi: 30 patents #925 of 28,497Top 4%
HS Hitachi Automotive Systems: 24 patents #26 of 1,636Top 2%
HC Hitachi Car Engineering Co.: 4 patents #107 of 465Top 25%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
📍 Hitachinaka, JP: #48 of 2,447 inventorsTop 2%
Overall (All Time): #44,485 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 26–50 of 56 patents

Patent #TitleCo-InventorsDate
8328121 Multihole injector Yusuke Irino, Yasuo Namaizawa, Motoyuki Abe, Atsushi Sekine 2012-12-11
8113177 Electromagnetic fuel injector and method for assembling the same Masahiko Hayatani, Motoyuki Abe, Atsushi Sekine 2012-02-14
7946274 Electromagnetic fuel injector and method for assembling the same Masahiko Hayatani, Motoyuki Abe, Atsushi Sekine 2011-05-24
7819344 Electro-magneto fuel injector Motoyuki Abe, Masahiko Hayatani, Atsushi Sekine, Yasuo Namaizawa, Noriyuki Maekawa 2010-10-26
7789073 Fuel injection control apparatus Takao Miyake, Masahiro Toyohara, Takuya Mayuzumi, Ryoichi Oura 2010-09-07
7775463 Electromagnetic fuel injection valve Motoyuki Abe, Masahiko Hayatani 2010-08-17
7774126 Electromagnetic fuel injection valve device Motoyuki Abe, Masahiko Hayatani, Takehiko Kowatari, Noriyuki Maekawa 2010-08-10
7721713 Electromagnetic fuel injector and method for assembling the same Masahiko Hayatani, Motoyuki Abe, Atsushi Sekine 2010-05-25
7607418 Fuel injection nozzle and method of holding the same Motoyuki Abe, Masahiko Hayatani, Takehiko Kowatari, Noriyuki Maekawa, Yasuo Namaizawa +1 more 2009-10-27
7357123 Electromagnetic actuator, fuel injection valve, method of controlling fuel injection valve, and method of driving the same Noriyuki Maekawa, Motoyuki Abe, Kenchiro Tokuo, Takehiko Kowatari, Toshiyuki Innami +2 more 2008-04-15
7334563 Fuel injector and in-cylinder direct-injection gasoline engine Masanori Mifuji, Atsushi Sekine, Yoshio Okamoto 2008-02-26
7231902 Fuel injection valve and internal combustion engine mounting the same Ayumu Miyajima, Yoshio Okamoto, Yuzo Kadomukai, Shigenori Togashi, Kiyoshi Amo +3 more 2007-06-19
7163162 Fuel-injection valve Masahiro Tsuchiya, Tosuke Hirata, Yoshio Okamoto, Noriyuki Maekawa, Yoshiyuki Tanabe +4 more 2007-01-16
6976468 Direct injection gasoline engine Yoko Nakayama, Toshiharu Nogi, Takuya Shiraishi, Yusuke Kihara 2005-12-20
6935578 Fuel injection valve Koji Shibata, Yasuo Namaizawa, Atsushi Sekine, Yuichi Sasaki 2005-08-30
6915968 Fuel injector Motoyuki Abe, Yoshio Okamoto, Makoto Yamakado, Shuichi Shimizu 2005-07-12
6782867 Direct injection gasoline engine Yoko Nakayama, Toshiharu Nogi, Takuya Shiraishi, Yusuke Kihara 2004-08-31
6766789 Injector driving control apparatus Makoto Yamakado, Noriyuki Maekawa, Kiyotaka Ogura, Kazutaka Hino 2004-07-27
6685114 Electromagnetic fuel injection valve Yoshio Okamoto, Yuzo Kadomukai, Makoto Yamakado, Noriyuki Maekawa, Ayumu Miyajima +1 more 2004-02-03
6675766 Fuel injection valve and internal combustion engine mounting the same Ayumu Miyajima, Yoshio Okamoto, Yuzo Kadomukai, Shigenori Togashi, Kiyoshi Amo +3 more 2004-01-13
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
6279532 Fuel pressure control apparatus for cylinder injection engine Yoshiya Takano, Koji Matsufuji, Takao Teranishi 2001-08-28