Inventor · disambiguated record
Wei-Tien Chang
Also filed as: CHANG WEI-TIEN
10 granted patents·1 pending application·52 citations·filing 2009–2013
86Inventor score
Top patents by PatentIndex Score
11 records- 0191US8197103B2Diffusion plate with at least one star diffusion structure and a lighting module using the sameCHANG WEI-TIEN·Filed 2010·Granted Jun 12, 2012·19 cites·27 claims
- 0290US9028072B2Laser projection system with security protection mechanismLITE ON IT CORP·Filed 2013·Granted May 12, 2015·10 cites·9 claims
- 0385US8894265B2Backlight module with light guide plate having optically separated light guide bodyCHANG WEI-TIEN·Filed 2011·Granted Nov 25, 2014·9 cites·27 claims
- 0476US8203667B2LCD and light guide plate thereofCHANG WEI-TIEN·Filed 2009·Granted Jun 19, 2012·6 cites·11 claims
- 0572US8405797B2LCD and light guide plate thereofCHANG WEI-TIEN·Filed 2012·Granted Mar 26, 2013·2 cites·13 claims
- 0671US8696188B2Backlight module, light guide device, and method for manufacturing light guide plateCHANG WEI-TIEN·Filed 2011·Granted Apr 15, 2014·3 cites·15 claims
- 0762US9057806B2Light source and backlight module having the sameHO CHEN-HUNG·Filed 2011·Granted Jun 16, 2015·3 cites·10 claims
- 0853US8384849B2LCD and light guide plate thereofAU OPTRONICS CORP·Filed 2012·Granted Feb 26, 2013·0 cites·20 claims
- 0943US2014118703A1Laser projection systemLITE ON IT CORP·Filed 2013·Application pending·0 cites
- 1042US9477349B2Touch panel and touch display device having the sameWANG CHIUNG-HAN·Filed 2010·Granted Oct 25, 2016·0 cites·24 claims
- 1142US9019246B2Electronic writing system and operating method thereofAU OPTRONICS CORP·Filed 2012·Granted Apr 28, 2015·0 cites·17 claims
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