Assignee
HITACHI APPLIANCES INC
JP·24 granted patents·10 pending applications·373 citations·filing 2004–2016
Top patents by PatentIndex Score
34 records- 0194US7449227B2Vacuum insulation panel and refrigerator incorporating the sameHITACHI APPLIANCES INC·Filed 2005·Granted Nov 11, 2008·64 cites·8 claims
- 0294US7234646B2Heat pump hot-water supply systemHITACHI APPLIANCES INC·Filed 2005·Granted Jun 26, 2007·33 cites·30 claims
- 0392US7471525B2Converter and power converter that becomes it with the converterHITACHI APPLIANCES INC·Filed 2005·Granted Dec 30, 2008·38 cites·3 claims
- 0491US7517576B2Vacuum insulation panelHITACHI APPLIANCES INC·Filed 2005·Granted Apr 14, 2009·38 cites·15 claims
- 0590US7442017B2Displacement type compressor having a self-start synchronous motor and start load reducing meansHITACHI APPLIANCES INC·Filed 2005·Granted Oct 28, 2008·10 cites·3 claims
- 0688US9181945B2Scroll compressor with channels intermittently communicating internal and external compression chambers with back pressure chamberHITACHI APPLIANCES INC·Filed 2013·Granted Nov 10, 2015·9 cites·6 claims
- 0787US7523619B2Indoor and outdoor unit communication via signal from a power lineHITACHI APPLIANCES INC·Filed 2004·Granted Apr 28, 2009·48 cites·4 claims
- 0885US7531934B2Self-start synchronous motor with permanent magnets and at least one frictional agitation joint, method for manufacturing the same and compressor comprising the sameHITACHI APPLIANCES INC·Filed 2006·Granted May 12, 2009·18 cites·12 claims
- 0980USD804000SOutdoor unit for air conditionerHITACHI APPLIANCES INC·Filed 2016·Granted Nov 28, 2017·23 cites·1 claims
- 1080US7334417B2Air conditioner and power line communication systemHITACHI APPLIANCES INC·Filed 2005·Granted Feb 26, 2008·15 cites·9 claims
- 1179US7839663B2Converter and power converter that becomes it with the converterHITACHI APPLIANCES INC·Filed 2008·Granted Nov 23, 2010·13 cites·12 claims
- 1278US7772736B2Permanent magnet synchronous motor, rotor of the same, and compressor using the sameHITACHI APPLIANCES INC·Filed 2007·Granted Aug 10, 2010·9 cites·11 claims
- 1378US7690211B2Refrigerating apparatusHITACHI APPLIANCES INC·Filed 2006·Granted Apr 6, 2010·11 cites·6 claims
- 1476US7758326B2Scroll fluid machineHITACHI APPLIANCES INC·Filed 2007·Granted Jul 20, 2010·6 cites·7 claims
- 1576US7163386B2Scroll compressor having a movable auxiliary portion with contact plane of a stopper portion to contact a pane of the fixed scroll through elastic pressure of high pressure fluidHITACHI APPLIANCES INC·Filed 2005·Granted Jan 16, 2007·6 cites·6 claims
- 1675US7824160B2Scroll compressor and refrigerating apparatusHITACHI APPLIANCES INC·Filed 2006·Granted Nov 2, 2010·5 cites·16 claims
- 1775US7770403B2Indoor and outdoor unit communication via signal from a power lineHITACHI APPLIANCES INC·Filed 2009·Granted Aug 10, 2010·6 cites·10 claims
- 1875US7453181B2Permanent magnet synchronous motor and compressor using the sameHITACHI APPLIANCES INC·Filed 2006·Granted Nov 18, 2008·7 cites·20 claims
- 1974US7603872B2Heat-pump hot water supply apparatusHITACHI APPLIANCES INC·Filed 2006·Granted Oct 20, 2009·6 cites·23 claims
- 2067US9353751B2Sealed scroll compressor for heliumHITACHI APPLIANCES INC·Filed 2013·Granted May 31, 2016·1 cites·5 claims
- 2163US7628593B2Horizontal type scroll compressor including a first space and a second spaceHITACHI APPLIANCES INC·Filed 2007·Granted Dec 8, 2009·3 cites·6 claims
- 2263US7501734B2Motor, compressor, and air conditionerHITACHI APPLIANCES INC·Filed 2006·Granted Mar 10, 2009·3 cites·12 claims
- 2357US7361396B2Vacuum insulating material, refrigerator using vacuum insulating material, vacuum insulating material manufacturing method, and vacuum insulating material manufacturing equipmentHITACHI APPLIANCES INC·Filed 2006·Granted Apr 22, 2008·1 cites·8 claims
- 2455US2009180910A1Helium enclosed compressorHITACHI APPLIANCES INC·Filed 2009·Application pending·0 cites
- 2554US2009010776A1Displacement type compressor having a self-start synchronous motor and start load reducing meansHITACHI APPLIANCES INC·Filed 2008·Application pending·0 cites
- 2650US2016320113A1Air conditioning apparatusHITACHI APPLIANCES INC·Filed 2014·Application pending·0 cites
- 2749US2010111741A1Scroll compressorHITACHI APPLIANCES INC·Filed 2009·Application pending·0 cites
- 2846US7902713B2Self-starting type permanent magnet synchronous motor and a compressor using the sameHITACHI APPLIANCES INC·Filed 2008·Granted Mar 8, 2011·0 cites·11 claims
- 2946US2008304994A1Scroll Fluid MachineHITACHI APPLIANCES INC·Filed 2008·Application pending·0 cites
- 3042US2016003487A1Propeller Fan and Air Conditioner Equipped with the SameHITACHI APPLIANCES INC·Filed 2013·Application pending·0 cites
- 3139US2010247366A1Screw compressorHITACHI APPLIANCES INC·Filed 2010·Application pending·0 cites
- 3239US2016003247A1Scroll CompressorHITACHI APPLIANCES INC·Filed 2013·Application pending·0 cites
- 3333US2016223211A1Air Conditioning UnitHITACHI APPLIANCES INC·Filed 2015·Application pending·0 cites
- 3431US2016252259A1Indoor Unit of Air Conditioner and Air Conditioner Including the SameHITACHI APPLIANCES INC·Filed 2015·Application pending·0 cites
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