Assignee
CHENG CHING CHI
TW·5 granted patents·2 pending applications·39 citations·filing 2008–2016
Top patents by PatentIndex Score
7 records- 0193US8207685B2Light emitting diode (LED) driver and associated LED driving methodCHENG CHING-CHI·Filed 2010·Granted Jun 26, 2012·34 cites·6 claims
- 0271US8526149B2Limiting current circuit that has output short circuit protectionCHENG CHING-CHI·Filed 2011·Granted Sep 3, 2013·3 cites·10 claims
- 0363US9800002B2Electronic device with plugCHENG CHING-CHI·Filed 2016·Granted Oct 24, 2017·2 cites·9 claims
- 0445US2008180035A1Lighting string controller with universal power inputCHENG CHING CHI·Filed 2008·Application pending·0 cites
- 0542US8427065B2Driving circuit for light emitting elementsCHENG CHING-CHI·Filed 2011·Granted Apr 23, 2013·0 cites·14 claims
- 0638US8410710B2Light emitting device driving circuitCHENG CHING-CHI·Filed 2010·Granted Apr 2, 2013·0 cites·6 claims
- 0737US2012176714A1Electric shock protection deviceCHENG CHING-CHI·Filed 2011·Application pending·0 cites
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →