Inventor · disambiguated record
Johnny Siu
Also filed as: SIU JOHNNY
4 granted patents·1 pending application·24 citations·filing 2010–2015
70Inventor score
Technology areasH05B
Top patents by PatentIndex Score
5 records- 0188US8508140B2LED switch circuitry for varying input voltage sourceLEUNG WA-HING·Filed 2010·Granted Aug 13, 2013·19 cites·11 claims
- 0272US9320099B2LED Switch Circuitry for Varying Input Voltage SourceHUIZHOU LIGHT ENGINE LTD·Filed 2013·Granted Apr 19, 2016·3 cites·11 claims
- 0372US9113525B2LED switch circuitry for varying input voltage sourceHUIZHOU LIGHT ENGINE LTD·Filed 2015·Granted Aug 18, 2015·2 cites·20 claims
- 0447US8947014B2LED switch circuitry for varying input voltage sourceLEUNG WA-HING·Filed 2011·Granted Feb 3, 2015·0 cites·23 claims
- 0537US2012056608A1Stabilizing network for electronic transformer driven led devicesSIU JOHNNY·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →