Inventor · disambiguated record
Jia-Rong Chang
Also filed as: CHANG JIA-RONG
2 granted patents·1 pending application·72 citations·filing 2003–2005
66Inventor score
Top patents by PatentIndex Score
3 records- 0192US7355210B2High-efficiency light-emitting elementEPISTAR CORP·Filed 2005·Granted Apr 8, 2008·49 cites·51 claims
- 0271US7132695B2Light emitting diode having a dual dopant contact layerEPISTAR CORP·Filed 2003·Granted Nov 7, 2006·23 cites·26 claims
- 0340US2005233775A1Mobile phone providing religious prayers and method for the sameCHANG JIA-RONG·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →