Inventor · disambiguated record
Chang Chen
Also filed as: CHEN CHANG SHU
3 granted patents·1 pending application·45 citations·filing 1995–2004
68Inventor score
Files withEVER GONANZA CO LTD1
Top patents by PatentIndex Score
4 records- 0174US6913562B2Folding collapsible treadmill having positioning apparatusFiled 2002·Granted Jul 5, 2005·39 cites·6 claims
- 0240US6858855B2Radiation shield sheetEVER GONANZA CO LTD·Filed 2002·Granted Feb 22, 2005·2 cites·18 claims
- 0339US2004245484A1Radiation shield sheetFiled 2004·Application pending·0 cites
- 0435US5522951AMethod for manufacturing a zinc wireFiled 1995·Granted Jun 4, 1996·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →