Assignee
CENTRIFUGAL PISTON EXPANDER
US·13 granted patents·165 citations·filing 1982–1987
Top patents by PatentIndex Score
13 records- 0172US4433551AMethod and apparatus for deriving mechanical energy from a heat sourceCENTRIFUGAL PISTON EXPANDER·Filed 1983·Granted Feb 28, 1984·25 cites·9 claims
- 0270US4513576AGas pressure operated power sourceCENTRIFUGAL PISTON EXPANDER·Filed 1983·Granted Apr 30, 1985·21 cites·21 claims
- 0366US4420945AMethod and apparatus for extracting energy from a pressured gasCENTRIFUGAL PISTON EXPANDER·Filed 1982·Granted Dec 20, 1983·20 cites·34 claims
- 0462US4513575ACentrifugal piston expanderCENTRIFUGAL PISTON EXPANDER·Filed 1983·Granted Apr 30, 1985·23 cites·9 claims
- 0561US4420944AAir cooling systemCENTRIFUGAL PISTON EXPANDER·Filed 1982·Granted Dec 20, 1983·17 cites·34 claims
- 0656US4520632AMethod and apparatus for extracting heat and mechanical energy from a pressured gasCENTRIFUGAL PISTON EXPANDER·Filed 1983·Granted Jun 4, 1985·18 cites·44 claims
- 0749US4449379AMethod and apparatus for extracting heat and mechanical energy from a pressured gasCENTRIFUGAL PISTON EXPANDER·Filed 1982·Granted May 22, 1984·11 cites·39 claims
- 0835US4754612AMethod for optimizing the mechanical output of a fluid pressure free piston engineCENTRIFUGAL PISTON EXPANDER·Filed 1987·Granted Jul 5, 1988·6 cites·4 claims
- 0935US4589257AMethod and apparatus for extracting heat and mechanical energy from a pressured gasCENTRIFUGAL PISTON EXPANDER·Filed 1984·Granted May 20, 1986·8 cites·35 claims
- 1035US4586426AMulti-cylinder piston engine and method of operation thereofCENTRIFUGAL PISTON EXPANDER·Filed 1984·Granted May 6, 1986·6 cites·24 claims
- 1133US4676139AValve mechanism for operating a piston within a cylinderCENTRIFUGAL PISTON EXPANDER·Filed 1985·Granted Jun 30, 1987·5 cites·6 claims
- 1228US4558666ARotating cylinder engine and method of operating the engineCENTRIFUGAL PISTON EXPANDER·Filed 1984·Granted Dec 17, 1985·3 cites·23 claims
- 1322US4658703AMethod and apparatus for extracting heat and mechanical energy from a pressured gasCENTRIFUGAL PISTON EXPANDER·Filed 1985·Granted Apr 21, 1987·2 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →