MT

Masahiro Toyohara

HS Hitachi Automotive Systems: 26 patents #20 of 1,636Top 2%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
HC Hitachi Car Engineering Co.: 5 patents #83 of 465Top 20%
HA Hitachi Astemo: 2 patents #393 of 1,276Top 35%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
📍 Hitachinaka, JP: #90 of 2,447 inventorsTop 4%
Overall (All Time): #76,203 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
8315780 High pressure fuel pump control apparatus for internal combustion engine Kazunori Kondo, Satoru Okubo, Takashi Okamoto 2012-11-20
8280613 Control apparatus for internal combustion engine Takashi Okamoto, Tomohiro Ohisa, Yoshikazu Ishii 2012-10-02
8240290 Control apparatus for internal combustion engine Takao Miyake, Tomohiro Ohisa, Yoshikazu Ishii 2012-08-14
7987044 Control device for internal combustion engine Daisuke Eto, Mitsuhiko Watanabe, Ryoichi Oura, Takuya Mayuzumi 2011-07-26
7789073 Fuel injection control apparatus Takao Miyake, Takuya Mayuzumi, Tohru Ishikawa, Ryoichi Oura 2010-09-07
7778765 Fuel injection control apparatus for internal combustion engine Takao Miyake, Masahiro Sasaki, Takuya Mayuzumi 2010-08-17
7735472 High-pressure fuel supply apparatus and control apparatus for internal combustion engine Takashi Okamoto, Shinsaku Tsukada, Hideharu Ehara 2010-06-15
7610141 Control apparatus for direct injection type internal combustion engine Takashi Okamoto, Michihiko Hasegawa 2009-10-27
7418337 Control apparatus for direct injection type internal combustion engine Takashi Okamoto, Michihiko Hasegawa 2008-08-26
7240661 Fuel injection device for internal combustion engine Masami Nagano, Tadashi Someno 2007-07-10
6668794 Fuel injection device for internal combustion engine Masami Nagano, Tadashi Someno 2003-12-30
6283108 Fuel injection control arrangement for internal combustion engine with abnormality detection function therein Koji Matsufuji, Toshio Hori, Kenichi Goto 2001-09-04
6135085 Control apparatus for use in internal combustion engine Takeshi Atago, Toshio Hori 2000-10-24
6125832 Engine fuel supply apparatus Takeshi Atago, Toshio Hori 2000-10-03
6029630 Engine control device having an arrangement for limiting interrupt processing Takeshi Atago, Katsuya Oyama 2000-02-29
5921226 Apparatus for controlling the fuel injection quantity Takeshi Atago, Toshio Hori, Kimio Hoshi 1999-07-13