Inventor · disambiguated record

Chongchao Duan

Also filed as: DUAN CHONGCHAO

1 granted patent·0 citations·filing 2018–2018

4Inventor score
Technology areasD06F
Files withQINGDAO HAIER DRUM WASHING MACHINE CO LTD1

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1 record

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →