Inventor · disambiguated record
Hung-Chao Chen
Also filed as: CHEN HUNG CHAO
2 granted patents·1 pending application·19 citations·filing 2007–2017
59Inventor score
Technology areasA44B
Top patents by PatentIndex Score
3 records- 0176US7954209B2Waterproof structure for zippersBEST WIN INTERNAT CO·Filed 2007·Granted Jun 7, 2011·14 cites·6 claims
- 0273US10264858B2Waterproof zipper and process of manufacturing sameCHEN HUNG CHAO·Filed 2016·Granted Apr 23, 2019·5 cites·2 claims
- 0333US2018055155A1Waterproof Zipper and Process of Manufacturing SameWIN CHAIN KNITTING CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →