HY

Hirohiko Yamada

DE Denso: 14 patents #767 of 11,792Top 7%
TO Toyota: 8 patents #3,629 of 26,838Top 15%
NC Nippondenso Co.: 7 patents #296 of 3,479Top 9%
NS Nippon Soken: 3 patents #406 of 1,540Top 30%
AK Aisan Kogyo Kabushiki Kaisha: 1 patents #344 of 642Top 55%
Overall (All Time): #210,631 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8151627 Knock detection device and knock detection system diagnosis device Satoshi Masuda, Naoki Kokubo, Shuhei Oe 2012-04-10
8096166 Knock detection device for internal combustion engine Satoshi Masuda, Naoki Kokubo, Shuhei Oe 2012-01-17
8056396 Knock detection device and knock detection system diagnosis device Satoshi Masuda, Shuhei Oe, Naoki Kokubo 2011-11-15
7690370 Fuel injection controller for internal combustion engine Ryota Mino, Hideki Teshima, Hidetoshi Tsutsumi 2010-04-06
7610898 Apparatus and method for controlling idle speed of internal combustion engine Keizo Hiraku, Noboru Takagi, Kiyoo Hirose 2009-11-03
7464693 Internal combustion engine including plural cylinders, control apparatus and control method for internal combustion engine including plural cylinders Keizo Hiraku, Akira Hashizume, Takashi Tsunooka, Masakazu Yamada 2008-12-16
7159546 Control apparatus for internal combustion engine Masatomo Yoshihara 2007-01-09
7082923 Idling speed control system and method Takashi Yui, Noboru Takagi, Kiyoo Hirose, Keizo Hiraku 2006-08-01
7066145 Intake air amount control apparatus and intake air amount control method for internal combustion engines Akira Hashizume, Keizo Hiraku 2006-06-27
6834627 Intake air amount control apparatus and method of internal combustion engine Keizo Hiraku, Naohide Fuwa, Takahiro Yamanashi 2004-12-28
6779499 Variable valve timing apparatus Akihiko Takenaka, Shigeyuki Kusano 2004-08-24
6688286 Knock control apparatus for engine Naoki Kokubo, Hideki Yukumoto, Hideyuki Maeji 2004-02-10
6634329 Apparatus for controlling valve timing of engine Shigeyuki Kusano 2003-10-21
6520149 Knock control apparatus and method for engines Naoki Kokubo, Kenji Kasashima 2003-02-18
5811667 Knock determination using a variable averaging coefficient Hideki Yukumoto 1998-09-22
5736896 Signal processing circuit Haruyasu Sakishita, Hideaki Ishihara 1998-04-07
5522254 Knock sensing apparatus for internal combustion engine Koichi Kamabora, Koji Sakakibara, Kazuhiro Nakai, Hideaki Ishihara, Haruyasu Sakishita 1996-06-04
5503126 Ignition timing control system for internal combustion engines Koji Sakakibara 1996-04-02
5355853 Knock control system for internal combustion engine Koji Sakakibara 1994-10-18
5215058 Knock control apparatus for internal combustion engines Koji Sakakibara 1993-06-01
5134980 Knock generation control system for engines Koji Sakakibara 1992-08-04