HI

Hidefumi Iwaki

HI Hitachi: 7 patents #5,859 of 28,497Top 25%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
HA Hitachi Astemo: 2 patents #393 of 1,276Top 35%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
Overall (All Time): #374,791 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11378052 Ignition device for internal combustion engine and control device for internal combustion engine 2022-07-05
11371480 Control device Kazuhiro ORYOJI, Yoshihiko Akagi 2022-06-28
10170954 Direct current motor Tsukasa Taniguchi, Koichi KASHIWA, Masahiro Hosoya 2019-01-01
9583985 DC commutator motor and automobile including the same Tsukasa Taniguchi 2017-02-28
9180852 Electric booster Daichi NOMURA, Takuya Usui, Toshiyuki Ajima, Kazuhiko Nakano, Hirohumi Watanabe 2015-11-10
8181628 Throttle valve controller for internal combustion engine Yoshihiko Akagi, Kenji Ono 2012-05-22
8033266 Throttle valve controller for internal combustion engine Yoshihiko Akagi, Kenji Ono 2011-10-11
7866298 Butterfly valve device Takahiro Shimura, Masashi Banse 2011-01-11
7270118 Control apparatus of engine Shiro Yamaoka, Yoshihiro Sukegawa, Noboru Tokuyasu, Shinya Igarashi, Katsuaki Fukatsu +2 more 2007-09-18
6666191 Control apparatus for internal combustion engine Shinji Nakagawa, Minoru Ohsuga, Toshio Hori 2003-12-23
6543410 Direct injection engine Yoshiyuki Yoshida, Toshio Hori, Kentarou Shiga, Yoshikuni Kurashima 2003-04-08
6401684 System for controlling engine equipped with electromagnetically operated engine valve Toshio Hori, Shigeyuki Nonomura, Keisuke Fujiwara, Hirofumi Yano 2002-06-11
6272424 Engine control apparatus including interpolation control means Yoshiyuki Yoshida, Masahiro Iriyama 2001-08-07