RI

Ryuji Ibaraki

TO Toyota: 68 patents #80 of 26,838Top 1%
AC Aisin Aw Co.: 12 patents #140 of 2,011Top 7%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
TC Toyoda Iron Works Co.: 1 patents #62 of 147Top 45%
📍 Miyoshi, JP: #16 of 2,464 inventorsTop 1%
Overall (All Time): #29,427 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 26–50 of 70 patents

Patent #TitleCo-InventorsDate
7811191 Control apparatus for vehicular drive system Yuji Iwase, Masahiro Kojima, Atsushi Tabata, Tatsuya Imamura, Takuma Kakinami +3 more 2010-10-12
7803076 Belt type continuously variable transmission Hiroyuki Shioiri, Yasuo Hojo, Hiroaki Kimura 2010-09-28
7775336 Friction engagement device Masaaki Nishida, Satoru Kasuya, Masashi Kito, Yoshihisa Yamamoto, Akitomo Suzuki +4 more 2010-08-17
7766778 Drive device for vehicle Atsushi Tabata, Yutaka Taga, Terufumi Miyazaki 2010-08-03
7762365 Electric vehicle drive control device and control method therefor Makoto Iwanaka, Shigeki Takami, Tooru Matsubara, Hiroyuki Shibata 2010-07-27
7753149 Vehicle driving apparatus Atsushi Tabata, Yutaka Taga, Terufumi Miyazaki 2010-07-13
7753814 Belt type continuously variable transmission Hirofumi Nozawa, Takuya Okada, Yasuo Hojo 2010-07-13
7727099 Vehicle driving device Satoru Kasuya, Masashi Kito, Atsushi Tabata, Takuma Kakinami, Masahiro Kojima +1 more 2010-06-01
7670244 Power transmission system Hiroyuki Shioiri, Yasuo Hojo, Hitoshi Nomasa 2010-03-02
7632201 Hybrid drive apparatus Shigeki Takami, Tomoo Atarashi, Hirotaka Yata, Makoto Iwanaka, Takuma Kakinami +6 more 2009-12-15
7492114 Electric vehicle drive control device and control method therefor Makoto Iwanaka, Shigeki Takami, Tooru Matsubara, Hiroyuki Shibata 2009-02-17
7469758 Electric vehicle drive control device and control method therefor Makoto Iwanaka, Shigeki Takami, Tooru Matsubara, Hiroyuki Shibata 2008-12-30
7396308 Vehicular drive system Atsushi Tabata 2008-07-08
7363996 Vehicular drive system Atsushi Kamada, Atsushi Tabata, Yuji Inoue 2008-04-29
7288043 Belt type continuously variable transmission Hiroyuki Shioiri, Hitoshi Nomasa, Hiroaki Kimura 2007-10-30
7267211 Damper device and lock-up clutch device Toshiya Yamashita, Hiroyuki Shioiri, Hiroaki Kimura, Yasunori Nakawaki 2007-09-11
6886648 Power output device, hybrid vehicle, and method of controlling them Hiroshi Hata, Hideaki Matsui 2005-05-03
6340339 Vehicle drive device Atsushi Tabata, Yutaka Taga, Shuji Nagano, Seiji Nakamura, Masaya Amano 2002-01-22
6317665 Vehicle control system Atsushi Tabata, Yutaka Taga 2001-11-13
6158541 Electric motor vehicle having means for fully discharging part of energy storage device when energy amount in the other part is larger than a threshold Atsushi Tabata, Yutaka Taga, Tsuyoshi Mikami 2000-12-12
6155364 Hybrid drive system wherein planetary gear mechanism is disposed radially inwardly of stator coil of motor/generator Shuji Nagano, Kunio Morisawa, Hideaki Matsui 2000-12-05
6098733 Hybrid drive system for motor vehicle Yutaka Taga, Atsushi Tabata 2000-08-08
6081042 Hybrid vehicle drive system including controllable device between engine and electric motor and vehicle drive wheels, and apparatus for controlling the device depending upon selected operation mode of the system Atsushi Tabata, Yutaka Taga, Tsuyoshi Mikami, Hiroshi Hata 2000-06-27
6003626 Hybrid drive system for motor vehicle, having means for inhibiting electricity generating drive mode Yutaka Taga, Atsushi Tabata 1999-12-21
5993169 Oil pressure generator having at least two coaxial rotating power sources and power output apparatus Masatoshi Adachi, Hiroshi Hata, Haruhisa Suzuki, Kouichi Kondou, Keijiro Oshima 1999-11-30