YH

Yasutaka Hayashi

TL Toyota Central R&D Labs: 12 patents #59 of 1,657Top 4%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
FI Fujikin Incorporated: 2 patents #138 of 318Top 45%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
Overall (All Time): #224,656 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
8550047 Valve control apparatus for internal combustion engine Marcus Odell, Masataka Ikawa, Yuji Matsumochi, Akira Terao 2013-10-08
8402933 Rocker arm changeover device for engine Masataka Ikawa 2013-03-26
8381755 Pressure type flow rate control reference and corrosion resistant pressure type flow rate controller used for the same Shuji Moriya, Wataru Okase, Tsutomu Shinohara, Nobukazu Ikeda, Michio Yamaji +2 more 2013-02-26
8210022 Pressure type flow rate control reference and corrosion resistant pressure type flow rate controller used for the same Shuji Moriya, Wataru Okase, Tsutomu Shinohara, Nobukazu Ikeda, Michio Yamaji +2 more 2012-07-03
5135069 Vehicle rudder angle control apparatus Katsuhiko Hattori, Tsugiharu Matsunaga 1992-08-04
4940105 Steering gear for a vehicle Tsugiharu Matsunaga, Katsuhiko Hattori 1990-07-10
4916632 Vibration control apparatus Shunichi Doi, Eiichi Yasuda 1990-04-10
4907154 Vibration control apparatus Eiichi Yasuda, Shunichi Doi 1990-03-06
4834205 Apparatus for controlling steering of wheels of a vehicle Masahiko Mizuno, Yasushi Amano, Eiichi Yasuda, Shunichi Doi, Hiroyuki Yamaguchi 1989-05-30
4807128 System for vehicle body roll control detecting and compensating for rapid rate of change of steering angle as during emergency steering Hiroyuki Ikemoto, Nobutaka Owa, Shunichi Doi 1989-02-21
4797823 System for vehicle body roll control performing suspension hardness control Hiroyuki Ikemoto, Nobutaka Oowa, Shunichi Doi 1989-01-10
4787650 Active suspension apparatus Shunichi Doi, Noboru Sugiura, Yuzo Yamamoto 1988-11-29
4765649 System for vehicle body roll control detecting and compensating for changes of loaded vehicle weight Hiroyuki Ikemoto, Nobutaka Oowa, Shunichi Doi 1988-08-23
4720790 Apparatus for controlling steer angle of rear wheels of vehicle Kazuo Miki, Kazumasa Sumi, Katsuhiko Fukui, Michio Ishiguro 1988-01-19
4700960 Apparatus for controlling steer angle of rear wheels of vehicle Kazuo Miki, Katsuhiko Fukui, Kazumasa Sumi 1987-10-20
4700971 Adjustable hydropneumatic active suspension apparatus Shunichi Doi, Noboru Sugiura, Yuzo Yamamoto 1987-10-20
4693493 System for vehicle body roll control utilizing steering angle detection Hiroyuki Ikemoto, Nobutaka Oowa, Shunichi Doi 1987-09-15
4669745 Apparatus for controlling steering angle of rear wheels of a vehicle Kazuo Miki, Katsuhiko Fukui, Michio Ishiguro, Kazumasa Sumi, Kazukata Takei 1987-06-02
4579366 Active suspension apparatus Shunichi Doi, Junzo Hasegawa, Hideo Arakawa, Yuzo Yamamoto, Noboru Sugiura 1986-04-01
4458526 Apparatus for measuring tire uniformity Shunichi Doi, Junzo Hasegawa, Mutsuo Sawa, Kazuo Miki, Yuzo Yamamoto +2 more 1984-07-10