Inventor · disambiguated record
Steven P. Randall
Also filed as: RANDALL STEVEN P · RANDALL STEVEN PAUL
23 granted patents·2 pending applications·586 citations·filing 1994–2015
97Inventor score
Files withSWITCHED RELUCTANCE DRIVES LTD13EMERSON ELECTRIC CO5KIRKLEY JR THOMAS E2NIDEC MOTOR CORP2NIDEC SR DRIVES LTD2
Top patents by PatentIndex Score
25 records- 0196US9917486B2Electric motor assemblies including stator and/or rotor coolingNIDEC MOTOR CORP·Filed 2015·Granted Mar 13, 2018·20 cites·23 claims
- 0294US8963384B2Electric motor assemblies including stator and/or rotor coolingKIRKLEY JR THOMAS E·Filed 2011·Granted Feb 24, 2015·22 cites·15 claims
- 0394US5637972ARotor position encoder having features in decodeable angular positionsSWITCHED RELUCTANCE DRIVES LTD·Filed 1996·Granted Jun 10, 1997·93 cites·23 claims
- 0490US8916997B2Electric motor assemblies including stator and/or rotor coolingKIRKLEY JR THOMAS E·Filed 2011·Granted Dec 23, 2014·11 cites·40 claims
- 0584US7804269B2Control of an electrical machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2008·Granted Sep 28, 2010·14 cites·20 claims
- 0684US7151359B2Variable reluctance generatorSWITCHED RELUCTANCE DRIVES LTD·Filed 2004·Granted Dec 19, 2006·29 cites·31 claims
- 0784US6584813B2Washing machine including a segmented stator switched reluctance motorEMERSON ELECTRIC CO·Filed 2001·Granted Jul 1, 2003·31 cites·31 claims
- 0884US5877568ARotor position sensing systemEMERSON ELECTRIC CO·Filed 1996·Granted Mar 2, 1999·58 cites·21 claims
- 0982US6897591B2Sensorless switched reluctance electric machine with segmented statorEMERSON ELECTRIC CO·Filed 2001·Granted May 24, 2005·31 cites·27 claims
- 1079US7906931B2Control of a switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2007·Granted Mar 15, 2011·11 cites·11 claims
- 1179US6809441B2Cooling of electrical machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 2002·Granted Oct 26, 2004·23 cites·11 claims
- 1275US5539293ARotor position encoder having features in decodable angular positionsSWITCHED RELUCTANCE DRIVES LTD·Filed 1994·Granted Jul 23, 1996·36 cites·28 claims
- 1374US6700284B2Fan assembly including a segmented stator switched reluctance fan motorEMERSON ELECTRIC CO·Filed 2001·Granted Mar 2, 2004·20 cites·11 claims
- 1474US5811954AReduced noise controller for a switched reluctance machine using active noise cancellationSWITCHED RELUCTANCE DRIVES LTD·Filed 1996·Granted Sep 22, 1998·35 cites·19 claims
- 1574US5726516ARotor for high speed switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Mar 10, 1998·39 cites·34 claims
- 1673US5814965AReduced noise controller for a switched reluctance machineSWITCHED RELUTANCE DRIVES LIMI·Filed 1996·Granted Sep 29, 1998·40 cites·29 claims
- 1771US7014586B2Electro-mechanical transmission systemsSWITCHED RELUCTANCE DRIVES LTD·Filed 2003·Granted Mar 21, 2006·22 cites·23 claims
- 1869US7012350B2Segmented stator switched reluctance machineEMERSON ELECTRIC CO·Filed 2001·Granted Mar 14, 2006·17 cites·13 claims
- 1966US9312801B2Control of a brushless electrical machineNIDEC SR DRIVES LTD·Filed 2014·Granted Apr 12, 2016·2 cites·20 claims
- 2062US6072260ANoise reduction in reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1999·Granted Jun 6, 2000·25 cites·40 claims
- 2158US9819233B2Internal rotor sensor having adjustable sensor carrierNIDEC MOTOR CORP·Filed 2015·Granted Nov 14, 2017·0 cites·22 claims
- 2246US2015035390A1Rotor for an electrical machineNIDEC SR DRIVES LTD·Filed 2014·Application pending·0 cites
- 2343US2006044100A1Windings for electrical machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 2005·Application pending·0 cites
- 2438US6476531B1Winding for switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 2000·Granted Nov 5, 2002·0 cites·26 claims
- 2538US5760565AMethod and apparatus for reducing iron losses in a switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1996·Granted Jun 2, 1998·7 cites·24 claims
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