Inventor · disambiguated record
Kazutaka Suefuji
Also filed as: SUEFUJI KAZUTAKA
41 granted patents·946 citations·filing 1980–2014
98Inventor score
Files withHITACHI LTD22TOKICO LTD7HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD2KOMAI YUJI2SUEFUJI KAZUTAKA2
Top patents by PatentIndex Score
41 records- 0198US4475360ARefrigeration system incorporating scroll type compressorHITACHI LTD·Filed 1983·Granted Oct 9, 1984·132 cites·13 claims
- 0297US5040958AScroll compressor having changeable axis in eccentric driveHITACHI LTD·Filed 1989·Granted Aug 20, 1991·78 cites·1 claims
- 0397US4382370ARefrigerating system using scroll type compressorHITACHI LTD·Filed 1981·Granted May 10, 1983·116 cites·13 claims
- 0493US8186980B2Scroll-type fluid machine that reduces centrifugal force of an orbiting scrollKOMAI YUJI·Filed 2009·Granted May 29, 2012·22 cites·4 claims
- 0592US8328544B2Bearings of a scroll type machine with crank mechanismIWANO KIMINORI·Filed 2009·Granted Dec 11, 2012·18 cites·22 claims
- 0688US8858203B2Scroll fluid machineKANAIZUMI ATSUSHI·Filed 2009·Granted Oct 14, 2014·15 cites·3 claims
- 0784US7455508B2Scroll type fluid machine having counter weight provided on driving bush and sub weight radially protruding from rotary shaftHITACHI LTD·Filed 2007·Granted Nov 25, 2008·9 cites·8 claims
- 0884US5947709AScroll compressor with oiling mechanismHITACHI LTD·Filed 1997·Granted Sep 7, 1999·36 cites·13 claims
- 0984US5716202AScroll compressor with oiling mechanismHITACHI LTD·Filed 1995·Granted Feb 10, 1998·36 cites·21 claims
- 1082US4603556AControl method and apparatus for an air conditioner using a heat pumpHITACHI LTD·Filed 1985·Granted Aug 5, 1986·51 cites·12 claims
- 1181US9964107B2Fluid machineHITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD·Filed 2013·Granted May 8, 2018·4 cites·19 claims
- 1281US6267572B1Scroll fluid machine having scroll members at each end of a rotating hollow shaftTOKICO LTD·Filed 1999·Granted Jul 31, 2001·41 cites·12 claims
- 1381US5295808ASynchronous rotating type scroll fluid machineHITACHI LTD·Filed 1992·Granted Mar 22, 1994·37 cites·8 claims
- 1480US4802831AFluid machine with resin-coated scroll membersHITACHI LTD·Filed 1987·Granted Feb 7, 1989·46 cites·19 claims
- 1579US7458788B2Scroll fluid machine including back-pressure chamber with increased pressure receiving areaHITACHI LTD·Filed 2007·Granted Dec 2, 2008·6 cites·18 claims
- 1677US7950913B2Seal system and scroll type fluid machineHITACHI LTD·Filed 2008·Granted May 31, 2011·5 cites·22 claims
- 1776US6592345B2Scroll compressorTOKICO LTD·Filed 2002·Granted Jul 15, 2003·15 cites·16 claims
- 1875US8096792B2Scroll type fluid machine with a rotation preventing cylindrical memberSUEFUJI KAZUTAKA·Filed 2008·Granted Jan 17, 2012·5 cites·20 claims
- 1975US7201568B2Scroll fluid machineHITACHI LTD·Filed 2003·Granted Apr 10, 2007·14 cites·4 claims
- 2074US5803723AScroll fluid machine having surface coating layers on wraps thereofTOKICO LTD·Filed 1996·Granted Sep 8, 1998·28 cites·3 claims
- 2173US5037279AScroll fluid machine having wrap start portion with thick base and thin tipHITACHI LTD·Filed 1989·Granted Aug 6, 1991·23 cites·4 claims
- 2270US5125810AScroll compressor with a stationary and orbiting member of different materialHITACHI LTD·Filed 1990·Granted Jun 30, 1992·26 cites·2 claims
- 2370US4557675AScroll-type fluid machine with back pressure chamber biasing an orbiting scroll memberHITACHI LTD·Filed 1984·Granted Dec 10, 1985·22 cites·6 claims
- 2467US8231367B2Compressor having a simplified structure with a reduced sizeSUEFUJI KAZUTAKA·Filed 2008·Granted Jul 31, 2012·3 cites·20 claims
- 2567US7309219B2Scroll type fluid machineryHITACHI LTD·Filed 2004·Granted Dec 18, 2007·10 cites·8 claims
- 2666US6808373B2Scroll fluid machine having projections on a wrap peripheral surfaceTOKICO LTD·Filed 2003·Granted Oct 26, 2004·10 cites·15 claims
- 2763US4861245AScroll compressor with sealed pressure space biasing the orbiting scroll memberHITACHI LTD·Filed 1987·Granted Aug 29, 1989·20 cites·11 claims
- 2862US8328545B2Scroll fluid machine with stabilized orbiting scrollKOBAYASHI YOSHIO·Filed 2009·Granted Dec 11, 2012·2 cites·13 claims
- 2962US4810176AAnti-rotation mechanism for use with orbiting scroll member of scroll compressorHITACHI LTD·Filed 1987·Granted Mar 7, 1989·19 cites·4 claims
- 3061US8117836B2Scroll type fluid machine and air suspension apparatus using the sameMORI SHUNSUKE·Filed 2008·Granted Feb 21, 2012·5 cites·19 claims
- 3161US6224357B1Scroll fluid machine having an orbiting radius varying mechanism and a clearance between the wrap portionsTOKICO LTD·Filed 1999·Granted May 1, 2001·21 cites·12 claims
- 3260US9188125B2Scroll fluid machine with cooling ductHITACHI IND EQUIPMENT SYS·Filed 2014·Granted Nov 17, 2015·0 cites·9 claims
- 3359US4352642AHermetic motor-compressorHITACHI LTD·Filed 1980·Granted Oct 5, 1982·18 cites·12 claims
- 3455US10082141B2Scroll-type fluid machineHITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD·Filed 2013·Granted Sep 25, 2018·0 cites·14 claims
- 3555US8206138B2Scroll fluid machine with ball coupling rotation prevention mechanismKOMAI YUJI·Filed 2008·Granted Jun 26, 2012·1 cites·21 claims
- 3654US4579512AScroll-type fluid machine with radial clearance between wrapsHITACHI LTD·Filed 1984·Granted Apr 1, 1986·13 cites·3 claims
- 3752US4749344AOil feeding device for scroll fluid apparatusHITACHI LTD·Filed 1987·Granted Jun 7, 1988·13 cites·4 claims
- 3846US9435341B2Scroll fluid machine having fixed scroll including flange containing groove opposite the orbiting scroll that absorbs deformation due to expansion of the end plateYAMAZAKI SHUMPEI·Filed 2012·Granted Sep 6, 2016·0 cites·8 claims
- 3944US5934890AScroll fluid machine having a rotating preventing mechanism including a resilient memberTOKICO LTD·Filed 1997·Granted Aug 10, 1999·8 cites·5 claims
- 4043US4904170AScroll-type fluid machine with different terminal end wrap anglesHITACHI LTD·Filed 1988·Granted Feb 27, 1990·9 cites·8 claims
- 4138US5813843AScroll-type fluidic machine having a slider for axial thrust and rotation preventionTOKICO LTD·Filed 1997·Granted Sep 29, 1998·9 cites·4 claims
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