Assignee
WEI LIXIANG
US·20 granted patents·145 citations·filing 2008–2014
Top patents by PatentIndex Score
20 records- 0195US9236828B1Methods and power conversion system control apparatus to control IGBT junction temperature at low speedWEI LIXIANG·Filed 2014·Granted Jan 12, 2016·17 cites·20 claims
- 0295US8841917B2Ground scheme identification methodWEI LIXIANG·Filed 2011·Granted Sep 23, 2014·17 cites·13 claims
- 0391US8816631B2Apparatus and method for energy efficient motor drive standby operationWEI LIXIANG·Filed 2012·Granted Aug 26, 2014·13 cites·20 claims
- 0489US9091742B2Fault identification techniques for high resistance grounded systemsWEI LIXIANG·Filed 2012·Granted Jul 28, 2015·8 cites·24 claims
- 0588US9054599B2Power converter and integrated DC choke thereforWEI LIXIANG·Filed 2012·Granted Jun 9, 2015·9 cites·20 claims
- 0687US8698504B2System for detection of a ground fault in a high resistance ground networkWEI LIXIANG·Filed 2010·Granted Apr 15, 2014·7 cites·10 claims
- 0785US9654021B2Multifunction power converter with option for integrated magneticsWEI LIXIANG·Filed 2013·Granted May 16, 2017·7 cites·20 claims
- 0885US8188693B2DC bus boost method and system for regenerative brakeWEI LIXIANG·Filed 2009·Granted May 29, 2012·17 cites·20 claims
- 0983US9240731B2Power cell bypass method and apparatus for multilevel inverterWEI LIXIANG·Filed 2013·Granted Jan 19, 2016·6 cites·15 claims
- 1083US9054586B2Methods and apparatus for continuous and discontinuous active rectifier boost operation to increase power converter ratingWEI LIXIANG·Filed 2013·Granted Jun 9, 2015·7 cites·20 claims
- 1181US8148929B2Power electronic module IGBT protection method and systemWEI LIXIANG·Filed 2008·Granted Apr 3, 2012·11 cites·23 claims
- 1278US8471516B2Adjustable speed drive lifetime improvement methodWEI LIXIANG·Filed 2010·Granted Jun 25, 2013·3 cites·22 claims
- 1377US8736091B2Converter lifetime improvement method for doubly fed induction generatorWEI LIXIANG·Filed 2010·Granted May 27, 2014·4 cites·15 claims
- 1475US8390414B2Multi-phase transformerWEI LIXIANG·Filed 2010·Granted Mar 5, 2013·3 cites·20 claims
- 1568US9684026B2Apparatus and method for automatic ground fault location determination in high resistance grounded motor drive systemWEI LIXIANG·Filed 2013·Granted Jun 20, 2017·2 cites·21 claims
- 1664US8570775B2CMV reduction under bus transient conditionWEI LIXIANG·Filed 2011·Granted Oct 29, 2013·2 cites·24 claims
- 1764US8243481B2Power transformer and power converter incorporating sameWEI LIXIANG·Filed 2009·Granted Aug 14, 2012·6 cites·20 claims
- 1864US8233258B2DC bus clamp circuit to prevent over voltage failure of adjustable speed drivesWEI LIXIANG·Filed 2009·Granted Jul 31, 2012·6 cites·15 claims
- 1950US8519655B2DC bus boost method and system for regenerative brakeWEI LIXIANG·Filed 2012·Granted Aug 27, 2013·0 cites·20 claims
- 2040US8339820B2Thirty-six pulse power transformer and power converter incorporating sameWEI LIXIANG·Filed 2009·Granted Dec 25, 2012·0 cites·20 claims
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