ST

Seiji Tsuruta

HI Hitachi: 2 patents #436 of 2,733Top 20%
Overall (2011): #68,113 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8061315 Variable valve actuating apparatus for internal combustion engine and control shaft for variable valve actuating apparatus Makoto Nakamura, Seinosuke Hara, Mikihiro Kajiura 2011-11-22
8006658 Variable valve actuation apparatus of internal combustion engine Makoto Nakamura, Noriomi Hosaka, Mikihiro Kajiura, Yoshihiko Yamada, Seinosuke Hara 2011-08-30