Inventor · disambiguated record
Jianguang Chang
Also filed as: CHANG JIANGUANG
6 granted patents·1 pending application·29 citations·filing 2004–2018
76Inventor score
Files withHUAIAN IMAGING DEVICE MFT CORP2SEMICONDUCTOR MFG INT CORP2TECH SEMICONDUCTOR SINGAPORE2SEMICONDUCTOR MFG INT SHANGHAI1
Top patents by PatentIndex Score
7 records- 0180US7121927B2Retaining ring structure for edge control during chemical-mechanical polishingTECH SEMICONDUCTOR SINGAPORE·Filed 2006·Granted Oct 17, 2006·10 cites·8 claims
- 0273US7029375B2Retaining ring structure for edge control during chemical-mechanical polishingTECH SEMICONDUCTOR SINGAPORE·Filed 2004·Granted Apr 18, 2006·17 cites·8 claims
- 0371US10609300B2Image sensor, operation method thereof, and imaging deviceHUAIAN IMAGING DEVICE MFT CORP·Filed 2018·Granted Mar 31, 2020·2 cites·20 claims
- 0445US9312378B2Transistor deviceSEMICONDUCTOR MFG INT CORP·Filed 2015·Granted Apr 12, 2016·0 cites·13 claims
- 0544US9112012B2Transistor device and fabrication methodSEMICONDUCTOR MFG INT CORP·Filed 2013·Granted Aug 18, 2015·0 cites·8 claims
- 0644US7473595B2Method for decreasing PN junction leakage current of dynamic random access memorySEMICONDUCTOR MFG INT SHANGHAI·Filed 2006·Granted Jan 6, 2009·0 cites·8 claims
- 0737US2020160038A1Electronic Device, and Visual Recognition System and Method ThereofHUAIAN IMAGING DEVICE MFT CORP·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →