Inventor
NONOGAWA KENICHI
JP5 patents
Patents
5 patentsUS5174260ADec 29, 1992
Intake port structure for multi valve engine
YAMAHA MOTOR CO LTD22 citations91
US5230317AJul 27, 1993
Single overhead cam multi-valve engine
YAMAHA MOTOR CO LTD16 citations76
US5291868AMar 8, 1994
Single overhead cam multi-valve engine
YAMAHA MOTOR CO LTD6 citations71
US5359974ANov 1, 1994
Single overhead cam multi-valve engine
YAMAHA MOTOR CO LTD5 citations60
US5228419AJul 20, 1993
Valve operating system for engine
YAMAHA MOTOR CO LTD5 citations59