Inventor · disambiguated record
Yi-Shiang Chang
Also filed as: CHANG YI-SHIANG
3 granted patents·4 pending applications·1 citations·filing 2008–2024
47Inventor score
Files withPOWERCHIP TECHNOLOGY CORP2LIN SHU CHENG1POWERCHIP SEMICONDUCTOR MFG CORP1POWERCHIP TECH CORP1POWERSHIP SEMICONDUCTOR CORP1
Top patents by PatentIndex Score
7 records- 0157US8709946B2Method for forming contact holeTSAI MENG-FENG·Filed 2012·Granted Apr 29, 2014·1 cites·13 claims
- 0244US2025285865A1Photomask for semiconductor manufacturing and method for forming photomask patternPOWERCHIP SEMICONDUCTOR MFG CORP·Filed 2024·Application pending·0 cites
- 0340US2016035733A1Semiconductor circuit structurePOWERCHIP TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
- 0440US2014255829A1Mask for dual tone developmentPOWERCHIP TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
- 0537US9196623B2Semiconductor circuit structure and process of making the sameLIN SHU-CHENG·Filed 2012·Granted Nov 24, 2015·0 cites·10 claims
- 0635US2010060871A1Off-axis light source, light screen plate, and method of defining different types of patterns with single exposurePOWERSHIP SEMICONDUCTOR CORP·Filed 2008·Application pending·0 cites
- 0734US9508138B2Method of detecting photolithographic hotspotsPOWERCHIP TECH CORP·Filed 2015·Granted Nov 29, 2016·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →