SY

Shiro Yamaoka

HI Hitachi: 2 patents #622 of 3,771Top 20%
Overall (2004): #41,086 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6772585 Controller of compression-ignition engine Yoichi Iihoshi, Minoru Ohsuga 2004-08-10
6739295 Compression ignition internal combustion engine Toshiharu Nogi, Minoru Oosuga, Takuya Shiraishi, Shinji Nakagawa, Yuusuke Kihara 2004-05-25