Assignee
LEUNG WA-HING
CN·3 granted patents·33 citations·filing 2010–2011
Top patents by PatentIndex Score
3 records- 0188US8508140B2LED switch circuitry for varying input voltage sourceLEUNG WA-HING·Filed 2010·Granted Aug 13, 2013·19 cites·11 claims
- 0287US8723439B2Triac dimmable power supply unit for LEDLEUNG WA-HING·Filed 2010·Granted May 13, 2014·14 cites·16 claims
- 0347US8947014B2LED switch circuitry for varying input voltage sourceLEUNG WA-HING·Filed 2011·Granted Feb 3, 2015·0 cites·23 claims
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