Inventor · disambiguated record
Zhengyong Feng
Also filed as: FENG ZHENGYONG
10 granted patents·6 citations·filing 2012–2016
79Inventor score
Top patents by PatentIndex Score
10 records- 0167US9386639B2White LED light emitting device driven directly by constant alternating currentSICHUAN SUNFOR LIGHT CO LTD·Filed 2012·Granted Jul 5, 2016·2 cites·10 claims
- 0265US9860958B2Dimming drive circuit of alternating current directly-driven LED moduleSICHUAN SUNFOR LIGHT CO LTD·Filed 2015·Granted Jan 2, 2018·1 cites·8 claims
- 0363US9485821B2LED lighting drive circuitSICHUAN SUNFOR LIGHT CO LTD·Filed 2014·Granted Nov 1, 2016·2 cites·10 claims
- 0462US9320104B2Alternating current rectifying circuit and alternating current rectifying method for driving LED moduleSICHUAN SUNFOR LIGHT CO LTD·Filed 2013·Granted Apr 19, 2016·1 cites·19 claims
- 0554US9237626B2Dimming drive circuit of alternating current directly-driven LED moduleSICHUAN SUNFOR LIGHT CO LTD·Filed 2013·Granted Jan 12, 2016·0 cites·16 claims
- 0652US9485829B2Alternating current rectifying circuit and alternating current rectifying method for driving LED moduleSICHUAN SUNFOR LIGHT CO LTD·Filed 2016·Granted Nov 1, 2016·0 cites·20 claims
- 0751US9920916B2Card type LED driver and transportation means with card type driverSICHUAN SUNFOR LIGHT CO LTD·Filed 2014·Granted Mar 20, 2018·0 cites·20 claims
- 0847US9775206B2LED AC drive circuitSICHUAN SUNFOR LIGHT CO LTD·Filed 2014·Granted Sep 26, 2017·0 cites·14 claims
- 0940US9565724B2Alternating current rectifying circuit and alternating current rectifying method for driving LED moduleSICHUAN SUNFOR LIGHT CO LTD·Filed 2013·Granted Feb 7, 2017·0 cites·5 claims
- 1039US9819195B2Multipath current source switching deviceUNIV ELECTRONIC SCI & TECH CHINA·Filed 2013·Granted Nov 14, 2017·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →