KT

Keisuke Takeda

AE Aida Engineering: 16 patents #4 of 163Top 3%
UJ Unisia Jecs: 6 patents #38 of 395Top 10%
AD Adeka: 4 patents #104 of 499Top 25%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Kubota: 1 patents #1,212 of 2,059Top 60%
Overall (All Time): #121,474 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
6390041 Variable-valve-actuation apparatus for internal combustion engine Makoto Nakamura, Seinosuke Hara 2002-05-21
6123053 Variable valve actuation apparatus for internal combustion engines Seinosuke Hara, Makoto Nakamura, Tetsuro Goto, Yoshihiko Yamada 2000-09-26
6055949 Variable valve actuator apparatus Makoto Nakamura, Seinosuke Hara, Yoshihiko Yamada, Shinichi Takemura 2000-05-02
6041746 Variable valve actuation apparatus Shinichi Takemura, Seinosuke Hara, Makoto Nakamura, Yoshihiko Yamada, Tetsuro Goto 2000-03-28
5988125 Variable valve actuation apparatus for engine Seinosuke Hara, Yoshihiko Yamada, Tsutomu Hibi, Akira Ohnuki, Shunichi Aoyama +5 more 1999-11-23