Inventor
TAKESHITA MASAJIRO
8 patents
Patents
8 patentsUS4632074ADec 30, 1986
Wear-resistant member for use in internal combustion engine and method for producing the same
NIPPON PISTON RING CO LTD27 citations92
US4243414AJan 6, 1981
Slidable members for prime movers
NIPPON PISTON RING CO LTD30 citations92
US4583502AApr 22, 1986
Wear-resistant member for use in an internal combustion engine
NIPPON PISTON RING CO LTD16 citations81
US4345943AAug 24, 1982
Abrasion resistant sintered alloy for internal combustion engines
NIPPON PISTON RING CO LTD24 citations81
US4360383ANov 23, 1982
Abrasion resistant sintered alloy for internal combustion engines
NIPPON PISTON RING CO LTD11 citations73
US4348232ASep 7, 1982
Abrasion resistant ferro-based sintered alloy
NIPPON PISTON RING CO LTD17 citations73
US4526617AJul 2, 1985
Wear resistant ferro-based sintered alloy
NIPPON PISTON RING CO LTD3 citations62
US4345942AAug 24, 1982
Abrasion resistant sintered alloy for internal combustion engines
NIPPON PISTON RING CO LTD4 citations62