Inventor · disambiguated record
Ya-Hsien Chang
Also filed as: CHANG YA-HSIEN
14 granted patents·2 pending applications·223 citations·filing 2006–2024
93Inventor score
Files withLEXTAR ELECTRONICS CORP9AU OPTRONICS CORP3CHANG YA-HSIEN1HK APPLIED SCIENCE & TECH RES1PENG HUAJUN1
Top patents by PatentIndex Score
16 records- 0194US8109650B2Illuminant system using high color temperature light emitting diode and manufacture method thereofCHANG YA-HSIEN·Filed 2009·Granted Feb 7, 2012·54 cites·25 claims
- 0290USD634284SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted Mar 15, 2011·48 cites·1 claims
- 0385US7671542B2Color control of multi-zone LED backlightAU OPTRONICS CORP·Filed 2007·Granted Mar 2, 2010·13 cites·20 claims
- 0482US7950814B2Backlight module and method of manufacture using complementary light sources having the same colorAU OPTRONICS CORP·Filed 2008·Granted May 31, 2011·7 cites·27 claims
- 0582USD634285SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted Mar 15, 2011·29 cites·1 claims
- 0681USD634286SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted Mar 15, 2011·27 cites·1 claims
- 0779US8228272B2Backlight device and liquid crystal display incorporating the backlight devicePENG HUAJUN·Filed 2007·Granted Jul 24, 2012·5 cites·24 claims
- 0878US7922362B2Circuit board assembly and backlight module comprising the sameAU OPTRONICS CORP·Filed 2008·Granted Apr 12, 2011·7 cites·20 claims
- 0966US7935981B2Light emitting diode packageLEXTAR ELECTRONICS CORP·Filed 2009·Granted May 3, 2011·3 cites·14 claims
- 1064USD638378SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted May 24, 2011·13 cites·1 claims
- 1151USD637980SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted May 17, 2011·7 cites·1 claims
- 1251US2024322093A1Light-emitting moduleYENRICH TECH CORPORATION·Filed 2024·Application pending·0 cites
- 1343USD637981SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted May 17, 2011·4 cites·1 claims
- 1443USD634283SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted Mar 15, 2011·4 cites·1 claims
- 1540US2007236934A1Illumination system and display deviceHK APPLIED SCIENCE & TECH RES·Filed 2006·Application pending·0 cites
- 1636USD638808SLead frameLEXTAR ELECTRONICS CORP·Filed 2010·Granted May 31, 2011·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →