Assignee
SWITCHED RELUCTANCE DRIVES LTD
GB·114 granted patents·7 pending applications·2,892 citations·filing 1989–2010
Top patents by PatentIndex Score
121 records- 0194US5637972ARotor position encoder having features in decodeable angular positionsSWITCHED RELUCTANCE DRIVES LTD·Filed 1996·Granted Jun 10, 1997·93 cites·23 claims
- 0294US5467025ASensorless rotor position measurement in electric machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1993·Granted Nov 14, 1995·93 cites·22 claims
- 0389US6441580B2Brushless machine controlSWITCHED RELUCTANCE DRIVES LTD·Filed 2000·Granted Aug 27, 2002·42 cites·31 claims
- 0489US5852355AOutput smoothing in a switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1997·Granted Dec 22, 1998·66 cites·26 claims
- 0586US6495985B1Operation of a switched reluctance machine from dual supply voltagesSWITCHED RELUCTANCE DRIVES LTD·Filed 2000·Granted Dec 17, 2002·37 cites·39 claims
- 0686US5893205ARotor for a reluctance machine, and method of makingSWITCHED RELUCTANCE DRIVES LTD·Filed 1997·Granted Apr 13, 1999·64 cites·21 claims
- 0784US7804269B2Control of an electrical machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2008·Granted Sep 28, 2010·14 cites·20 claims
- 0884US7151359B2Variable reluctance generatorSWITCHED RELUCTANCE DRIVES LTD·Filed 2004·Granted Dec 19, 2006·29 cites·31 claims
- 0984US6297613B1Control of line harmonicsSWITCHED RELUCTANCE DRIVES LTD·Filed 2000·Granted Oct 2, 2001·39 cites·18 claims
- 1083US6972533B2Control of a switched reluctance driveSWITCHED RELUCTANCE DRIVES LTD·Filed 2003·Granted Dec 6, 2005·35 cites·13 claims
- 1183US6586903B2Rotor position monitoring of a reluctance driveSWITCHED RELUCTANCE DRIVES LTD·Filed 2000·Granted Jul 1, 2003·39 cites·25 claims
- 1282US5923141ACurrent shaping in reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1997·Granted Jul 13, 1999·59 cites·22 claims
- 1381US6291949B1Control of switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1999·Granted Sep 18, 2001·44 cites·37 claims
- 1481US5864477AConverter circuit for a polyphase switched inductive loadSWITCHED RELUCTANCE DRIVES LTD·Filed 1997·Granted Jan 26, 1999·46 cites·20 claims
- 1580US6586904B2Compensation for variable voltageSWITCHED RELUCTANCE DRIVES LTD·Filed 2002·Granted Jul 1, 2003·35 cites·25 claims
- 1680US6351094B1Control of switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 2000·Granted Feb 26, 2002·27 cites·20 claims
- 1780US5703457APower supply to a stator of a polyphase reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Dec 30, 1997·45 cites·23 claims
- 1880US5545964AControl of switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Aug 13, 1996·40 cites·34 claims
- 1979US7906931B2Control of a switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2007·Granted Mar 15, 2011·11 cites·11 claims
- 2079US7057362B2Operation of an electrical machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2004·Granted Jun 6, 2006·28 cites·27 claims
- 2179US6809441B2Cooling of electrical machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 2002·Granted Oct 26, 2004·23 cites·11 claims
- 2279US5652494AAngle controller for a switched reluctance drive utilizing a high frequency clockSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Jul 29, 1997·45 cites·27 claims
- 2379US5563487AControl circuit for an inductive loadSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Oct 8, 1996·60 cites·18 claims
- 2478US6087799ASwitching circuit for a reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1998·Granted Jul 11, 2000·39 cites·14 claims
- 2578US5469039AControl of switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1992·Granted Nov 21, 1995·40 cites·38 claims
- 2677US5793179ASensorless rotor position monitoring in reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1996·Granted Aug 11, 1998·44 cites·17 claims
- 2776US6201368B1Switched reluctance drive with high power factorSWITCHED RELUCTANCE DRIVES LTD·Filed 1999·Granted Mar 13, 2001·38 cites·13 claims
- 2876US6181092B1Current control circuit for a reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1996·Granted Jan 30, 2001·51 cites·17 claims
- 2976US5995392ACurrent limiterSWITCHED RELUCTANCE DRIVES LTD·Filed 1997·Granted Nov 30, 1999·41 cites·15 claims
- 3076US5789893AAngle firing controller and method of controlling a switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Aug 4, 1998·44 cites·19 claims
- 3176US5705918ASwitched reluctance generatorsSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Jan 6, 1998·38 cites·24 claims
- 3275US5723858APosition encoder with fault indicatorSWITCHED RELUCTANCE DRIVES LTD·Filed 1997·Granted Mar 3, 1998·37 cites·30 claims
- 3375US5539293ARotor position encoder having features in decodable angular positionsSWITCHED RELUCTANCE DRIVES LTD·Filed 1994·Granted Jul 23, 1996·36 cites·28 claims
- 3474US6498447B2Apparatus and method for controlling an electric machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2001·Granted Dec 24, 2002·22 cites·29 claims
- 3574US6150791AOperation of switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1999·Granted Nov 21, 2000·33 cites·23 claims
- 3674US5857496AWeaving apparatus including switched reluctance driveSWITCHED RELUCTANCE DRIVES LTD·Filed 1997·Granted Jan 12, 1999·20 cites·20 claims
- 3774US5811954AReduced noise controller for a switched reluctance machine using active noise cancellationSWITCHED RELUCTANCE DRIVES LTD·Filed 1996·Granted Sep 22, 1998·35 cites·19 claims
- 3874US5726516ARotor for high speed switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Mar 10, 1998·39 cites·34 claims
- 3973US6091170AStarting of single-phase motorsSWITCHED RELUCTANCE DRIVES LTD·Filed 1998·Granted Jul 18, 2000·37 cites·25 claims
- 4073US5650779APosition encoderSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Jul 22, 1997·40 cites·21 claims
- 4173US5563488AControl of switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted Oct 8, 1996·30 cites·20 claims
- 4272US6979974B2Rotor position determination in a switched reluctance machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2004·Granted Dec 27, 2005·22 cites·22 claims
- 4372US6396237B2Position detection of switched reluctance machinesSWITCHED RELUCTANCE DRIVES LTD·Filed 2001·Granted May 28, 2002·20 cites·18 claims
- 4472US6313597B1Cleaning apparatus and method with soft-startingSWITCHED RELUCTANCE DRIVES LTD·Filed 1999·Granted Nov 6, 2001·45 cites·23 claims
- 4571US7176650B2Operation of an electrical machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2005·Granted Feb 13, 2007·8 cites·23 claims
- 4671US7014586B2Electro-mechanical transmission systemsSWITCHED RELUCTANCE DRIVES LTD·Filed 2003·Granted Mar 21, 2006·22 cites·23 claims
- 4771US5747962AMethod and apparatus for increasing the starting torque of a two-phase switched reluctance motorSWITCHED RELUCTANCE DRIVES LTD·Filed 1995·Granted May 5, 1998·33 cites·31 claims
- 4870US7233873B2Rotor position detection in an electrical machineSWITCHED RELUCTANCE DRIVES LTD·Filed 2005·Granted Jun 19, 2007·9 cites·10 claims
- 4970US7205694B2Control of a switched reluctance driveSWITCHED RELUCTANCE DRIVES LTD·Filed 2003·Granted Apr 17, 2007·16 cites·9 claims
- 5069US6639378B2Current chopping in switched reluctance drive systemsSWITCHED RELUCTANCE DRIVES LTD·Filed 2001·Granted Oct 28, 2003·17 cites·20 claims
Showing the top 50 of 121 patent records by PatentIndex Score.
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