Inventor
SUGISHITA SUSUMU
JP14 patents
Patents
14 patentsUS4570316AFeb 18, 1986
Method for manufacturing a rotor for a rotary fluid pump
NIPPON PISTON RING CO LTD87 citations96
US4648819AMar 10, 1987
Vane-type rotary compressor with rotary sleeve
NIPPON PISTON RING CO LTD24 citations82
US4657495AApr 14, 1987
Rotor-shaft bearing apparatus for rotary compressors
NIPPON PISTON RING CO LTD12 citations74
US4649612AMar 17, 1987
Method of manufacturing a rotor for rotary fluid pumps
NIPPON PISTON RING CO LTD13 citations74
US4564344AJan 14, 1986
Rotary compressor having rotary sleeve for rotation with vanes
NIPPON PISTON RING CO LTD14 citations74
US4561835ADec 31, 1985
Floating rotary sleeve of a rotary compressor
NIPPON PISTON RING CO LTD11 citations74
US4551896ANov 12, 1985
Method of manufacturing a rotor for a rotary fluid pump
NIPPON PISTON RING CO LTD10 citations74
US4548558AOct 22, 1985
Rotary compressor housing
NIPPON PISTON RING CO LTD10 citations74
US4396363AAug 2, 1983
Small reciprocating pump
NIPPON PISTON RING CO LTD13 citations74
US4595347AJun 17, 1986
Rotary compressor
NIPPON PISTON RING CO LTD15 citations73
US4594062AJun 10, 1986
Vane type rotary compressor with rotary sleeve
NIPPON PISTON RING CO LTD16 citations73
US4681519AJul 21, 1987
Rotor for rotary fluid pump
NIPPON PISTON RING CO LTD2 citations63
US4648818AMar 10, 1987
Rotary sleeve bearing apparatus for a rotary compressor
NIPPON PISTON RING CO LTD6 citations62
US4601647AJul 22, 1986
Hollow rotor for movable vane pumps and the like and method of making the same
NIPPON PISTON RING CO LTD1 citations52