Inventor
YAMASAKI KAZUTO
7 patents
Patents
7 patentsUS4930798AJun 5, 1990
Bicycle handle assembly
MAEDA IND69 citations95
US3956943AMay 18, 1976
Bicycle sprocket wheel
MAEDA IND106 citations94
US4267744AMay 19, 1981
Bicycle speed change lever
MAEDA IND45 citations91
US4232564ANov 11, 1980
Bicycle speed change lever device
MAEDA IND39 citations91
US4226131AOct 7, 1980
Bicycle rear derailleur
MAEDA IND46 citations91
US4596539AJun 24, 1986
Bicycle drive chain
MAEDA IND22 citations80
US4174099ANov 13, 1979
Safety device for use with speed change gear system of a bicycle
MAEDA IND24 citations80