Inventor · disambiguated record
Tsao Chang
Also filed as: CHANG TSAO · CHANG TSAO-CHIA
2 granted patents·3 pending applications·28 citations·filing 2002–2007
61Inventor score
Top patents by PatentIndex Score
5 records- 0176US7100409B2Burglarproof lock core structureCHANG TSAO-CHIA·Filed 2005·Granted Sep 5, 2006·19 cites·3 claims
- 0247US6510718B1Anti-theft device for steering wheelFiled 2002·Granted Jan 28, 2003·9 cites·3 claims
- 0341US2008196344A1Fireproof boardINTERNAT CARBIDE TECHNOLOGY CO·Filed 2007·Application pending·0 cites
- 0436US2004188046A1Fire compoent manufacturing processINTERNAT CARBIDE TECHNOLOGY CO·Filed 2003·Application pending·0 cites
- 0526US2008108264A1Fireproof pavementINTERNAT CARBIDE TECHNOLOGY CO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →