Assignee
LIEN CHANG ELECTRONIC ENTPR CO
TW·21 granted patents·5 pending applications·131 citations·filing 2004–2017
Top patents by PatentIndex Score
26 records- 0188US7301430B1High voltage transformer for controlling inductance leakageLIEN CHANG ELECTRONIC ENTPR CO·Filed 2006·Granted Nov 27, 2007·19 cites·21 claims
- 0287US7242151B2Multiple lamp balance transformer and drive circuitLIEN CHANG ELECTRONIC ENTPR CO·Filed 2005·Granted Jul 10, 2007·16 cites·19 claims
- 0386US7245509B1Half bridge driverLIEN CHANG ELECTRONIC ENTPR CO·Filed 2007·Granted Jul 17, 2007·25 cites·7 claims
- 0474US7528552B2Power transformer combined with balance windings and application circuits thereofLIEN CHANG ELECTRONIC ENTPR CO·Filed 2005·Granted May 5, 2009·5 cites·13 claims
- 0573US7002819B1Half-bridge inverterLIEN CHANG ELECTRONIC ENTPR CO·Filed 2005·Granted Feb 21, 2006·6 cites·7 claims
- 0672US7369421B1Full bridge driverLIEN CHANG ELECTRONIC ENTPR CO·Filed 2007·Granted May 6, 2008·11 cites·18 claims
- 0771US7256553B1Lamp driving system controlled by electrical isolationLIEN CHANG ELECTRONIC ENTPR CO·Filed 2006·Granted Aug 14, 2007·4 cites·9 claims
- 0870US7002304B2Multi-lamp drive deviceLIEN CHANG ELECTRONIC ENTPR CO·Filed 2004·Granted Feb 21, 2006·12 cites·16 claims
- 0959US7366000B2Half bridge inverterLIEN CHANG ELECTRONIC ENTPR CO·Filed 2006·Granted Apr 29, 2008·1 cites·17 claims
- 1056US8811051B2Current convertorLIEN CHANG ELECTRONIC ENTPR CO·Filed 2012·Granted Aug 19, 2014·3 cites·10 claims
- 1155US7342478B2Structure for high voltage bearable transformersLIEN CHANG ELECTRONIC ENTPR CO·Filed 2006·Granted Mar 11, 2008·1 cites·14 claims
- 1254US7242594B2Full bridge inverter with push/pull control chipLIEN CHANG ELECTRONIC ENTPR CO·Filed 2004·Granted Jul 10, 2007·10 cites·6 claims
- 1351US7067989B2Modularized inverter control circuitLIEN CHANG ELECTRONIC ENTPR CO·Filed 2004·Granted Jun 27, 2006·4 cites·10 claims
- 1447USD638807SCoil rackLIEN CHANG ELECTRONIC ENTPR CO·Filed 2010·Granted May 31, 2011·6 cites·1 claims
- 1546US2011090649A1Tilt-type heat-dissipating module for increasing heat-dissipating efficiency and decreasing length of solder pinLIEN CHANG ELECTRONIC ENTPR CO·Filed 2009·Application pending·0 cites
- 1642US7218062B1Protective device and a CCFL driving system used thereonLIEN CHANG ELECTRONIC ENTPR CO·Filed 2006·Granted May 15, 2007·3 cites·28 claims
- 1742US2011254648A1Movable transformer embedded into an opening of a pcb and a method of installing the sameLIEN CHANG ELECTRONIC ENTPR CO·Filed 2010·Application pending·0 cites
- 1840US2018338386A1Heat dissipating structure for power supply and heat dissipating method thereofLIEN CHANG ELECTRONIC ENTPR CO·Filed 2017·Application pending·0 cites
- 1939US7173836B2Circuit making use of push/pull-type control chip to drive half bridge-type inverter circuitLIEN CHANG ELECTRONIC ENTPR CO·Filed 2004·Granted Feb 6, 2007·3 cites·4 claims
- 2038US7342813B1Half bridge inverter with dual N-MOSLIEN CHANG ELECTRONIC ENTPR CO·Filed 2006·Granted Mar 11, 2008·0 cites·15 claims
- 2137US8845346B2Current convertorLIEN CHANG ELECTRONIC ENTPR CO·Filed 2012·Granted Sep 30, 2014·0 cites·9 claims
- 2237US7443701B2Double-ended converterLIEN CHANG ELECTRONIC ENTPR CO·Filed 2006·Granted Oct 28, 2008·0 cites·22 claims
- 2337US2011255308A1System, module, and method for constant current controlling of power converterLIEN CHANG ELECTRONIC ENTPR CO·Filed 2010·Application pending·0 cites
- 2435USD637979SCoil rackLIEN CHANG ELECTRONIC ENTPR CO·Filed 2010·Granted May 17, 2011·2 cites·1 claims
- 2528US9325199B2Wireless charging deviceLIEN CHANG ELECTRONIC ENTPR CO·Filed 2014·Granted Apr 26, 2016·0 cites·9 claims
- 2627US2016020626A1Wireless charging deviceLIEN CHANG ELECTRONIC ENTPR CO·Filed 2014·Application pending·0 cites
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