Inventor · disambiguated record
Hiroaki Hata
Also filed as: HATA HIROAKI
31 granted patents·697 citations·filing 1986–2022
97Inventor score
Top patents by PatentIndex Score
31 records- 0193US5711165ARefrigerating apparatus and refrigerant compressorHITACHI LTD·Filed 1994·Granted Jan 27, 1998·47 cites·49 claims
- 0293US4726738AMotor-driven compressor provided with torque control deviceHITACHI LTD·Filed 1986·Granted Feb 23, 1988·61 cites·20 claims
- 0390US6152714ADisplacement type fluid machine having rotation suppression of an orbiting displacerHITACHI LTD·Filed 1997·Granted Nov 28, 2000·57 cites·9 claims
- 0489US5964581ARefrigerant compressorHITACHI LTD·Filed 1996·Granted Oct 12, 1999·53 cites·31 claims
- 0588US6258293B1Refrigeration cycleHITACHI LTD·Filed 1999·Granted Jul 10, 2001·35 cites·16 claims
- 0688US4915554AHermetic rotary compressor with balancing weightsHITACHI LTD·Filed 1988·Granted Apr 10, 1990·38 cites·10 claims
- 0785US6352418B1Displacement type fluid machineHITACHI LTD·Filed 2000·Granted Mar 5, 2002·27 cites·20 claims
- 0885US5417872ALubricant composition, refrigeration apparatus containing same and process for operating the apparatusHITACHI LTD·Filed 1993·Granted May 23, 1995·28 cites·6 claims
- 0985US5230616ARotary compressor with shaft balancersHITACHI LTD·Filed 1989·Granted Jul 27, 1993·51 cites·2 claims
- 1084US8162162B2Resin-made storage containerHATA HIROAKI·Filed 2006·Granted Apr 24, 2012·19 cites·8 claims
- 1182US6029459ARefrigeration cycleHITACHI LTD·Filed 1998·Granted Feb 29, 2000·28 cites·38 claims
- 1282US4992715ATorque control apparatus for rotating motor machineHITACHI LTD·Filed 1988·Granted Feb 12, 1991·50 cites·13 claims
- 1381US5553465ARefrigeration apparatus containing lubricant compositionHITACHI LTD·Filed 1994·Granted Sep 10, 1996·24 cites·24 claims
- 1480US5314318AHorizontal multi-cylinder rotary compressorHITACHI LTD·Filed 1993·Granted May 24, 1994·45 cites·14 claims
- 1576US4736143ATorque control apparatus for rotary machineHITACHI LTD·Filed 1986·Granted Apr 5, 1988·41 cites·11 claims
- 1669US5445753ALubricant for refrigeration compressorsHITACHI LTD·Filed 1993·Granted Aug 29, 1995·16 cites·11 claims
- 1768US6217303B1Displacement fluid machineHITACHI LTD·Filed 2000·Granted Apr 17, 2001·9 cites·1 claims
- 1865US8717941B2Communication method, mobile agent device, and home agent deviceHATA HIROAKI·Filed 2006·Granted May 6, 2014·5 cites·10 claims
- 1964US9415801B2Power steering systemJTEKT CORP·Filed 2014·Granted Aug 16, 2016·3 cites·4 claims
- 2061US6099279ADisplacement fluid machineHITACHI LTD·Filed 1997·Granted Aug 8, 2000·14 cites·4 claims
- 2156US11437191B2Ceramic electronic component and method of manufacturing ceramic electronic componentMURATA MANUFACTURING CO·Filed 2020·Granted Sep 6, 2022·0 cites·20 claims
- 2251US6406279B2Displacement type fluid machineHITACHI LTD·Filed 2001·Granted Jun 18, 2002·3 cites·5 claims
- 2350US6332763B1Displacement type fluid machine having an orbiting displacer forming a plurality of spacesHITACHI LTD·Filed 2000·Granted Dec 25, 2001·3 cites·3 claims
- 2445US5540061ARefrigeratorHITACHI LTD·Filed 1993·Granted Jul 30, 1996·16 cites·12 claims
- 2545US5494423ARotary compressor and blade tip structureHITACHI LTD·Filed 1995·Granted Feb 27, 1996·12 cites·8 claims
- 2640US6179593B1Displacement fluid machineHITACHI LTD·Filed 1998·Granted Jan 30, 2001·6 cites·6 claims
- 2739US6332764B1Displacement type fluid machine having an orbiting displacer forming a plurality of spaces and method for manufacturing sameHITACHI LTD·Filed 2000·Granted Dec 25, 2001·0 cites·1 claims
- 2839US6164941ADisplacement type fluid machine having an orbiting displacer forming a plurality of spacesHITACHI LTD·Filed 1999·Granted Dec 26, 2000·4 cites·5 claims
- 2931US6213743B1Displacement type fluid machineHITACHI LTD·Filed 1999·Granted Apr 10, 2001·1 cites·5 claims
- 3030US6183228B1Displacement type fluid machineHITACHI LTD·Filed 1998·Granted Feb 6, 2001·1 cites·4 claims
- 3126USD1023312SHemostatic agent materialG C DENTAL IND CORP·Filed 2022·Granted Apr 16, 2024·0 cites·1 claims
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