Inventor · disambiguated record
Ching Han Yu
Also filed as: YU CHING H · YU CHING HAN
4 granted patents·4 pending applications·13 citations·filing 2004–2008
69Inventor score
Files withPOLYTRONICS TECHNOLOGY CORP7
Top patents by PatentIndex Score
8 records- 0181US7852192B2Protective circuit board and overcurrent protection device thereofPOLYTRONICS TECHNOLOGY CORP·Filed 2007·Granted Dec 14, 2010·6 cites·16 claims
- 0253US7071810B2Over-current protection apparatusPOLYTRONICS TECHNOLOGY CORP·Filed 2004·Granted Jul 4, 2006·3 cites·13 claims
- 0346US7965479B2Over-current and over-voltage protection assembly apparatusPOLYTRONICS TECHNOLOGY CORP·Filed 2007·Granted Jun 21, 2011·1 cites·20 claims
- 0445US7205878B2Over-current protection device and manufacturing method thereofPOLYTRONICS TECHNOLOGY CORP·Filed 2004·Granted Apr 17, 2007·3 cites·20 claims
- 0542US2009224213A1Variable impedance compositionPOLYTRONICS TECHNOLOGY CORP·Filed 2008·Application pending·0 cites
- 0639US2009231763A1Over-voltage protection devicePOLYTRONICS TECHNOLOGY CORP·Filed 2008·Application pending·0 cites
- 0733US2005232334A1Temperature sensorPOLYTRONICS TECHNOLOGY CORP·Filed 2005·Application pending·0 cites
- 0827US2005128046A1Over-current protection deviceFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →