TI

Toshihiko Igashira

NS Nippon Soken: 75 patents #4 of 1,540Top 1%
TO Toyota: 26 patents #728 of 26,838Top 3%
DE Denso: 7 patents #1,924 of 11,792Top 20%
NC Nippondenso Co.: 5 patents #465 of 3,479Top 15%
📍 Toyokawa, JP: #3 of 656 inventorsTop 1%
Overall (All Time): #20,247 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 1–25 of 85 patents

Patent #TitleCo-InventorsDate
7185828 Hydraulic control device, system and method for controlling actuator device Satoshi Hayashi 2007-03-06
6895940 Hydraulic control device, system and method for controlling actuator device 2005-05-24
6840466 Hydraulic control valve and fuel injector using same Satoshi Hayashi 2005-01-11
6729554 Structure of fuel injector for avoiding injection of excess quantity of fuel Ryo Katsura, Kenji Funai, Satoshi Hayashi 2004-05-04
6679440 Valve actuating device and fuel injector using same Masatoshi Kuroyanagi, Satoshi Hayashi 2004-01-20
6367453 Fuel injection valve Shuichi Matsumoto, Yoshihiro Narahara, Masatoshi Kuroyanagi, Toshio Kondo 2002-04-09
6311674 Fuel injection system for internal combustion engine Shigeiku Enomoto, Tadaaki Makino, Yutaka Miyamoto, Yasuhiro Horiuchi, Nobuhiko Shima 2001-11-06
5749330 Cooling system for an internal combustion engine Yoshimitsu Inque, Yasutoshi Yamanaka, Ryuichi Matsushiro, Hikaru Sugi, Takayuki Hayashi +4 more 1998-05-12
5638791 Common-rail fuel injection system for an engine Yoshihiro Tsuzuki, Yasuyuki Sakakibara, Kazuhide Watanabe 1997-06-17
5582803 Electrically heated catalytic apparatus Kouji Yoshizaki, Takaaki Itou, Hiroshi Hirayama, Tetsuo Nagami, Masakatsu Sanada +11 more 1996-12-10
5582805 Electrically heated catalytic apparatus Kouji Yoshizaki, Takaaki Itou, Hiroshi Hirayama, Tetsuo Nagami, Masakatsu Sanada +11 more 1996-12-10
5517959 Lubricating apparatus for an engine Zenichiro Kato, Touyu Ichimiya, Ryuichi Matsushiro, Shigeo Sasao 1996-05-21
5503364 Solenoid valve Shigeiku Enomoto, Yasuyuki Sakakibara 1996-04-02
5501194 Fuel injection apparatus Kenji Kanehara, Ikuo Watanabe, Masanori Okada, JUN-ICHI MATSUDAIRA 1996-03-26
5497619 Exhaust gas purification apparatus Jun Yamada, Kenji Kanehara, Shingo Morishima, Toshihiro Takada, Hiroshi Hirayama 1996-03-12
5493859 Engine with an adsorber Yukihiro Shinohara, Tohru Yoshinaga, Masatoshi Basaki 1996-02-27
5452858 Fuel injector for internal combustion engine having throttle portion Yoshihiro Tsuzuki, Yasuyuki Sakakibara, Kazuhide Watanabe, Takehiko Kato, Terutoshi Tomoda 1995-09-26
5421710 Fuel injection apparatus Hiroshi Yorita, Yasuyuki Sakakibara, Kou Otsuka, Shigeiku Enomoto, Moriyasu Gotoh 1995-06-06
5404842 Internal combustion engine cooling apparatus Ryuichi Matsushiro, Hiroyuki Fukunaga, Yasutoshi Yamanaka 1995-04-11
5398660 Fuel vapor purging system Nobuhiko Koyama, Kazuto Maeda, Yuzi Ishiguro, Seiko Abe, Yasuyuki Sakakibara +1 more 1995-03-21
5363816 Valve drive device Hiroshi Yorita, Yasuyuki Sakakibara, Moriyasu Gotoh, Kazuhide Watanabe 1994-11-15
5338431 Oxygen concentration detecting apparatus Hiroshi Yorita, Michiyasu Moritsugu, Yoshiki Chujo 1994-08-16
5305714 Fuel supply system for an internal combustion engine Kiyonori Sekiguchi, Kenji Kanehara, Nobuo Imatake, Jun Yamada, Nobuyuki Murate +1 more 1994-04-26
5301642 Warming-up promoting apparatus of internal combustion engine Ryuichi Matsushiro, Shigeo Sasao, Masae Oohori 1994-04-12
5284121 Internal combustion engine with evaporated fuel purge system Seiko Abe, Yasuyuki Sakakibara 1994-02-08