Inventor
AKAO SHIGEAKI
JP7 patents
Patents
7 patentsUS4850095AJul 25, 1989
Method of forming crowned sliding surface in mechanical part
NGK SPARK PLUG CO19 citations81
US4796517AJan 10, 1989
Metal piston and ceramic piston pin assembly
NGK SPARK PLUG CO10 citations73
US4785720ANov 22, 1988
Lubrication mechanism for piston pin and snap ring
NGK SPARK PLUG CO9 citations73
US4907330AMar 13, 1990
Sintered body assembly formed from a plurality of independent compacts and method of producing same
NGK SPARK PLUG CO16 citations68
US4872431AOct 10, 1989
Internal combustion engine with ceramics valves
NGK SPARK PLUG CO6 citations62
US4803766AFeb 14, 1989
Mounting of ceramic tip on metal rocker arm
NGK SPARK PLUG CO3 citations62
US4875442AOct 24, 1989
Ceramic rocker arm
NGK SPARK PLUG CO3 citations61