Inventor · disambiguated record
Guigang Feng
Also filed as: FENG GUIGANG
4 granted patents·4 citations·filing 2019–2020
60Inventor score
Files withZHEJIANG DUNAN ARTIFICIAL ENV CO LTD4
Top patents by PatentIndex Score
4 records- 0182US11953244B2Electronic expansion valveZHEJIANG DUNAN ARTIFICIAL ENV CO LTD·Filed 2020·Granted Apr 9, 2024·2 cites·18 claims
- 0270US11473820B2Air conditioning system and electronic expansion valve thereofZHEJIANG DUNAN ARTIFICIAL ENV CO LTD·Filed 2019·Granted Oct 18, 2022·2 cites·11 claims
- 0344US12092381B2Electronic expansion valve and assembling method of electronic expansion valveZHEJIANG DUNAN ARTIFICIAL ENV CO LTD·Filed 2020·Granted Sep 17, 2024·0 cites·20 claims
- 0442US12140231B2Electronic expansion valveZHEJIANG DUNAN ARTIFICIAL ENV CO LTD·Filed 2020·Granted Nov 12, 2024·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →