Inventor · disambiguated record
Y.C. Chang
Also filed as: CHANG Y C · CHANG Y W
3 granted patents·2 pending applications·14 citations·filing 1995–2025
64Inventor score
Top patents by PatentIndex Score
5 records- 0183US2025366223A1Image sensor with extension padTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 0274US12501722B2Image sensor with dummy polysilicon based extension padTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Dec 16, 2025·0 cites·20 claims
- 0365US6481860B1Circular optical reflection apparatusUMAX DATA SYSTEMS INC·Filed 2000·Granted Nov 19, 2002·9 cites·12 claims
- 0437US2003053229A1Circular optical reflection apparatusFiled 2002·Application pending·0 cites
- 0534USD378036SMatCHANG Y W·Filed 1995·Granted Feb 18, 1997·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →