NH

Nobuo Hiraiwa

TO Toyota: 5 patents #5,641 of 26,838Top 25%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
Overall (All Time): #1,055,507 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5531110 Method and apparatus for estimating disturbance acting on vehicle tired wheel based on wheel angular velocity and equation of state Hideki Ohashi, Hiroyuki Kawai, Hiroyoshi Kojima, Katsuhiro Asano, Takaji Umeno +1 more 1996-07-02
4723791 Suspension of vehicle Kiyokatsu Miura, Hajime Naruse, Shogo Tanaka, Hisaomi Kumai, Mitsuo Kawase +1 more 1988-02-09
4381698 Changeover valve unit for power-assisted steering systems Akira Hasegawa, Yoshimi Sato, Masahisa Ando 1983-05-03
4381799 Changeover valve unit for power-assisted steering systems Yoshimi Sato, Akira Hasegawa 1983-05-03
4343330 Power steering device Akio Numasawa, Ryouhei Kizu, Mitsuru Naka 1982-08-10