Inventor · disambiguated record
Feilong Du
Also filed as: DU FEILONG
0 granted patents·2 pending applications·0 citations·filing 2021–2022
Technology areasF16K
Files withZHEJIANG DUNAN ARTIFICIAL ENV CO LTD2
Top patents by PatentIndex Score
2 records- 0146US2023358323A1Valve Core Assembly and Reversing Valve with Valve Core AssemblyZHEJIANG DUNAN ARTIFICIAL ENV CO LTD·Filed 2021·Application pending·0 cites
- 0246US2024183454A1Reversing Valve, and Assembly Method of Reversing ValveZHEJIANG DUNAN ARTIFICIAL ENV CO LTD·Filed 2022·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →