Inventor · disambiguated record
Ronald J. Duppert
Also filed as: DUPPERT RONALD J
33 granted patents·8 pending applications·281 citations·filing 1996–2021
97Inventor score
Files withDUPPERT RONALD J17CARRIER CORP6BESSEL KURT WILLIAM ROBERT2BITZER KUEHLMASCHB KG2BITZER SCROLL INC2
Top patents by PatentIndex Score
41 records- 0197US8133043B2Suction duct and scroll compressor incorporating sameDUPPERT RONALD J·Filed 2008·Granted Mar 13, 2012·34 cites·16 claims
- 0296US7878775B2Scroll compressor with housing shell locationBITZER KUEHLMASCHB KG·Filed 2008·Granted Feb 1, 2011·22 cites·26 claims
- 0394US9022758B2Floating scroll seal with retaining ringROOF JOHNATHAN P·Filed 2012·Granted May 5, 2015·17 cites·17 claims
- 0494US8142175B2Mounting base and scroll compressor incorporating sameDUPPERT RONALD J·Filed 2008·Granted Mar 27, 2012·35 cites·20 claims
- 0593US8167595B2Inlet screen and scroll compressor incorporating sameDUPPERT RONALD J·Filed 2008·Granted May 1, 2012·15 cites·23 claims
- 0693US7918658B2Non symmetrical key coupling contact and scroll compressor having sameBITZER SCROLL INC·Filed 2008·Granted Apr 5, 2011·20 cites·18 claims
- 0790US7997877B2Scroll compressor having standardized power stripBITZER KUEHLMASCHB KG·Filed 2008·Granted Aug 16, 2011·22 cites·16 claims
- 0886US9689386B2Method of active oil management for multiple scroll compressorsFRASER BRUCE A·Filed 2013·Granted Jun 27, 2017·4 cites·11 claims
- 0983US9080446B2Scroll compressor with captured thrust washerHEUSLER KENNETH D·Filed 2012·Granted Jul 14, 2015·11 cites·8 claims
- 1082US9011105B2Press-fit bearing housing with large gas passagesDUPPERT RONALD J·Filed 2012·Granted Apr 21, 2015·3 cites·6 claims
- 1180US9322404B2Floating scroll seal with retaining ringROOF JOHNATHAN P·Filed 2015·Granted Apr 26, 2016·3 cites·18 claims
- 1280US9181940B2Compressor baseplate with stiffening ribs for increased oil volume and rail mounting without spacersCULLEN JR JAMES G·Filed 2012·Granted Nov 10, 2015·7 cites·14 claims
- 1379US9181949B2Compressor with oil return passage formed between motor and shellDUPPERT RONALD J·Filed 2012·Granted Nov 10, 2015·3 cites·8 claims
- 1478US9909586B2Crankshaft with aligned drive and counterweight locating featuresDUPPERT RONALD J·Filed 2012·Granted Mar 6, 2018·2 cites·22 claims
- 1578US9039384B2Suction duct with adjustable diametric fitDUPPERT RONALD J·Filed 2012·Granted May 26, 2015·3 cites·27 claims
- 1676US9777731B2Duct-mounted suction gas filterBESSEL KURT W R·Filed 2015·Granted Oct 3, 2017·2 cites·21 claims
- 1775US7390176B2Multi-port suction reed valve with optimized tipsCARRIER CORP·Filed 2001·Granted Jun 24, 2008·16 cites·4 claims
- 1874US11585345B2Two-piece suction fittingBITZER KUEHLMASCHINENBAU GMBH·Filed 2021·Granted Feb 21, 2023·0 cites·17 claims
- 1974US9951772B2Scroll compressor with unmachined separator plate and method of making sameDUPPERT RONALD J·Filed 2015·Granted Apr 24, 2018·1 cites·17 claims
- 2074US9890784B2Cast-in offset fixed scroll intake openingDUPPERT RONALD J·Filed 2015·Granted Feb 13, 2018·1 cites·22 claims
- 2172US6540492B2Compressor piston with reduced discharge clearanceCARRIER CORP·Filed 2001·Granted Apr 1, 2003·13 cites·9 claims
- 2270US10634137B2Suction header arrangement for oil management in multiple-compressor systemsFRASER BRUCE A·Filed 2013·Granted Apr 28, 2020·1 cites·34 claims
- 2370US9458850B2Press-fit bearing housing with non-cylindrical diameterDUPPERT RONALD J·Filed 2012·Granted Oct 4, 2016·1 cites·6 claims
- 2469US7850437B2Multi-port suction reed valve with optimized tipsCARRIER CORP·Filed 2008·Granted Dec 14, 2010·2 cites·12 claims
- 2568US6698232B1Oil leak diversion and collection system for mechanical shaft sealsCARRIER CORP·Filed 2002·Granted Mar 2, 2004·11 cites·18 claims
- 2662US11092157B2Press-fit bearing housing with non-cylindrical diameterDUPPERT RONALD J·Filed 2016·Granted Aug 17, 2021·0 cites·17 claims
- 2760US11078913B2Two-piece suction fittingDUPPERT RONALD J·Filed 2015·Granted Aug 3, 2021·0 cites·9 claims
- 2856US2012134859A1Suction Duct and Scroll Compressor Incorporating SameDUPPERT RONALD J·Filed 2012·Application pending·0 cites
- 2952US9568002B2Key coupling and scroll compressor incorporating sameDUPPERT RONALD J·Filed 2015·Granted Feb 14, 2017·0 cites·18 claims
- 3052US8297958B2Optimized discharge port for scroll compressor with tip sealsDUPPERT RONALD J·Filed 2009·Granted Oct 30, 2012·0 cites·18 claims
- 3152US2015219100A1Scroll compressor with captured thrust washerHEUSLER KENNETH D·Filed 2015·Application pending·0 cites
- 3250US6168248B1Containment system for packaged air conditioning unitCARRIER CORP·Filed 1996·Granted Jan 2, 2001·20 cites·6 claims
- 3349US9920762B2Scroll compressor with tilting slider blockBUSH JAMES W·Filed 2012·Granted Mar 20, 2018·0 cites·21 claims
- 3446US2009185927A1Key Coupling and Scroll Compressor Incorporating SameBITZER SCROLL INC·Filed 2008·Application pending·0 cites
- 3541US10626870B2Ring weld blocker in discharge check valveBESSEL KURT WILLIAM ROBERT·Filed 2015·Granted Apr 21, 2020·0 cites·24 claims
- 3640US2017022989A1Unfastened thrust plateDUPPERT RONALD J·Filed 2015·Application pending·0 cites
- 3739US5911563AAir conditioning blower motor assembly with improved accessibilityCARRIER CORP·Filed 1996·Granted Jun 15, 1999·12 cites·7 claims
- 3839US2016369799A1Separator plate with inlet curveDUPPERT RONALD J·Filed 2015·Application pending·0 cites
- 3938US2004113369A1Lip seal wear sleeveFiled 2002·Application pending·0 cites
- 4037US2008169157A1Lip seal lubrication reservoir and method of level controlWYKER CHRISTOPHER A·Filed 2002·Application pending·0 cites
- 4133US2013251551A1Compressor shell with multiple diametersBESSEL KURT WILLIAM ROBERT·Filed 2012·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →