Assignee
ZHANG WEI-QIANG
CN·6 granted patents·11 citations·filing 2011–2012
Top patents by PatentIndex Score
6 records- 0180US8917035B2Voltage regulation circuit and light emitting didoe driving apparatus having the sameZHANG WEI-QIANG·Filed 2012·Granted Dec 23, 2014·5 cites·34 claims
- 0273US8810143B2Dimmer system and control system and method thereofZHANG WEI-QIANG·Filed 2011·Granted Aug 19, 2014·3 cites·23 claims
- 0373US8729818B2Driving circuit structure for light emitting diodesZHANG WEI-QIANG·Filed 2011·Granted May 20, 2014·3 cites·17 claims
- 0449US8723435B2Illumination apparatus, electronic ballast therein and method for protecting the sameZHANG WEI-QIANG·Filed 2011·Granted May 13, 2014·0 cites·19 claims
- 0547US8901840B2Lamp ignition system and lamp ignition methodZHANG WEI-QIANG·Filed 2012·Granted Dec 2, 2014·0 cites·25 claims
- 0644US8749171B2Lighting apparatus and control method thereofZHANG WEI-QIANG·Filed 2011·Granted Jun 10, 2014·0 cites·19 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →