Inventor · disambiguated record
Chien-Chuan Chao
Also filed as: CHAO CHIEN-CHUAN
4 granted patents·1 pending application·95 citations·filing 1998–2002
79Inventor score
Top patents by PatentIndex Score
5 records- 0184US6519801B1Paint scraperFiled 2000·Granted Feb 18, 2003·34 cites·7 claims
- 0278US6715210B2ScraperFiled 2002·Granted Apr 6, 2004·23 cites·7 claims
- 0346US5979057ARetractable knifeFiled 1998·Granted Nov 9, 1999·23 cites·9 claims
- 0443US6044560AKnifeFiled 1998·Granted Apr 4, 2000·15 cites·1 claims
- 0538US2003154605A1Craft knife having interchangeable bladesFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →