TH

Tadao Hirai

YC Yanmar Holdings Co.: 3 patents #176 of 636Top 30%
KC Kanzaki Kokyukoki Mfg. Co.: 1 patents #113 of 208Top 55%
Overall (All Time): #1,212,993 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9180884 Drive system control device for working vehicle Motoyuki Shioiri, Tomohisa Tao, Takeshi Oouchida 2015-11-10
9079576 Drive system control device for working vehicle Takeshi Oouchida, Keiichirou Yuzaki, Takashi Miyamoto 2015-07-14
8838348 Drive system control device for working vehicle Takeshi Oouchida, Keiichirou Yuzaki, Akifumi Kuroda, Koji Iwaki, Koji Sakata +1 more 2014-09-16
6450309 Transmission system structure of vehicle Takeshi Hasebe, Takashi Hirano, Masahisa Kawamura 2002-09-17