Inventor · disambiguated record
Kiyoshi Sawai
Also filed as: SAWAI KIYOSHI
25 granted patents·1 pending application·761 citations·filing 1981–2011
97Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD19PANASONIC CORP3CHISSO ENG CO LTD1KARINO TSUYOSHI1MATUSUSHITA ELECTRIC IND CO LT1
Top patents by PatentIndex Score
26 records- 0197US5855475AScroll compressor having bypass valvesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jan 5, 1999·196 cites·27 claims
- 0295US6273691B1Scroll gas compressor having asymmetric bypass holesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Aug 14, 2001·113 cites·3 claims
- 0392US4764096AScroll compressor with clearance between scroll wrapsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Aug 16, 1988·52 cites·8 claims
- 0491US6887051B2Scroll air supply apparatus having a motor shaft and a mechanism shaftMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 3, 2005·40 cites·24 claims
- 0591US6102671AScroll compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 15, 2000·72 cites·13 claims
- 0686US6082132AApparatus having refrigeration cycleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 4, 2000·42 cites·10 claims
- 0780US4744737AElectrically driven compressor with a peripheral housing weldMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted May 17, 1988·33 cites·4 claims
- 0878US6827563B2Scroll compressor for carbon dioxide supplied with a lubricantMATUSUSHITA ELECTRIC IND CO LT·Filed 2003·Granted Dec 7, 2004·20 cites·7 claims
- 0976US6231319B1Hermetic compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted May 15, 2001·27 cites·16 claims
- 1075US9074600B2Rotary compressorKARINO TSUYOSHI·Filed 2011·Granted Jul 7, 2015·4 cites·5 claims
- 1174US5391066AMotor compressor with lubricant separationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Feb 21, 1995·39 cites·6 claims
- 1271US7905715B2Scroll compressor having a fixed scroll part and an orbiting scroll partPANASONIC CORP·Filed 2004·Granted Mar 15, 2011·12 cites·21 claims
- 1367US7632084B2Oilless rotary vane pump having open ends of vane grooves being inclined rearward in the rotation directionPANASONIC CORP·Filed 2005·Granted Dec 15, 2009·3 cites·5 claims
- 1466US4886435AScroll compressor with intermittent oil supply passageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Dec 12, 1989·26 cites·22 claims
- 1563US6206661B1Hermetic compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 27, 2001·17 cites·11 claims
- 1663US6102677AHermetic compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 15, 2000·17 cites·10 claims
- 1761US7942648B2Air pumpPANASONIC CORP·Filed 2005·Granted May 17, 2011·2 cites·9 claims
- 1858US6527523B1Hermetic type compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 4, 2003·9 cites·4 claims
- 1954US7614859B2Scroll compressor with certain pressure ratio between discharge pressure and suction pressure and with certain ratio of diameter of orbiting mirror plate and outer diameter of the annular sealMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Nov 10, 2009·5 cites·6 claims
- 2052US6268317B1Working fluid for refrigerating cycle equipment and the refrigerating cycle equipment using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jul 31, 2001·12 cites·15 claims
- 2151US6935852B2Scroll compressor having a back pressure chamber comprising high and middle pressure chambersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Aug 30, 2005·4 cites·4 claims
- 2248US7244114B2Scroll compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 17, 2007·3 cites·14 claims
- 2346US7458789B2Scroll compressorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Dec 2, 2008·2 cites·26 claims
- 2440US4374705ADistillation for alcoholCHISSO ENG CO LTD·Filed 1981·Granted Feb 22, 1983·11 cites·4 claims
- 2538US7296982B2Air supply deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Nov 20, 2007·0 cites·10 claims
- 2632US2007041860A1Rotary vane air pumpNAKAMOTO TATSUYA·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →