Assignee
ROVAC CORP
US·20 granted patents·703 citations·filing 1974–1995
Top patents by PatentIndex Score
20 records- 0196US5695224APipe joint assemblyROVAC CORP·Filed 1995·Granted Dec 9, 1997·140 cites·15 claims
- 0295US4410305AVane type compressor having elliptical stator with doubly-offset rotorROVAC CORP·Filed 1981·Granted Oct 18, 1983·81 cites·8 claims
- 0392US4299097AVane type compressor employing elliptical-circular profileROVAC CORP·Filed 1980·Granted Nov 10, 1981·62 cites·5 claims
- 0489US3967466AAir conditioning system having super-saturation for reduced driving requirementROVAC CORP·Filed 1975·Granted Jul 6, 1976·66 cites·30 claims
- 0587US4241591AAir conditioning system employing dual cycleROVAC CORP·Filed 1979·Granted Dec 30, 1980·35 cites·25 claims
- 0686US3968649AExhaust emission control systemROVAC CORP·Filed 1974·Granted Jul 13, 1976·42 cites·4 claims
- 0786US3956904ACompressor-expander for refrigeration having dual rotor assemblyROVAC CORP·Filed 1975·Granted May 18, 1976·23 cites·24 claims
- 0883US4088426ASliding vane type of compressor-expander having differential eccentricity featureROVAC CORP·Filed 1976·Granted May 9, 1978·44 cites·11 claims
- 0976US5328215APipe joint assemblyROVAC CORP·Filed 1992·Granted Jul 12, 1994·44 cites·23 claims
- 1074US5496073ADisengagement tool for use with a pipe joint assemblyROVAC CORP·Filed 1993·Granted Mar 5, 1996·42 cites·9 claims
- 1171US4494386AVapor refrigeration cycle system with constrained rotary vane compressor and low vapor pressure refrigerantROVAC CORP·Filed 1982·Granted Jan 22, 1985·26 cites·3 claims
- 1261US4175398AControl system for air conditionerROVAC CORP·Filed 1977·Granted Nov 27, 1979·19 cites·19 claims
- 1360US4064705AAir conditioning system having compressor-expander in pressurized closed loop system with solar assist and thermal storageROVAC CORP·Filed 1976·Granted Dec 27, 1977·20 cites·15 claims
- 1458US4175400AAir conditioning system employing non-condensing gas with accumulator for pressurization and storage of gasROVAC CORP·Filed 1978·Granted Nov 27, 1979·17 cites·11 claims
- 1553US3977852ACompressor-expander with volume compensationROVAC CORP·Filed 1975·Granted Aug 31, 1976·7 cites·37 claims
- 1651US4017285AHeat pump-refrigeration system with water injection and regenerative heat exchangerROVAC CORP·Filed 1975·Granted Apr 12, 1977·13 cites·8 claims
- 1739US4175399AClosed loop air conditioning system having automatic pressurizing means for variation of heat rateROVAC CORP·Filed 1977·Granted Nov 27, 1979·7 cites·16 claims
- 1838US4354807ACompressor-expander of the vane type having canted vane cavityROVAC CORP·Filed 1980·Granted Oct 19, 1982·6 cites·29 claims
- 1936US4175397AClosed loop air conditioning system including pressurization by blockage and aspirationROVAC CORP·Filed 1978·Granted Nov 27, 1979·5 cites·23 claims
- 2034US4384833ARotary machine of canted vane type having centering ballROVAC CORP·Filed 1980·Granted May 24, 1983·4 cites·15 claims
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