Inventor · disambiguated record
Zhifang Ning
Also filed as: NING ZHIFANG
4 granted patents·1 pending application·0 citations·filing 2017–2025
53Inventor score
Files withHEFEI HUALING CO LTD5
Top patents by PatentIndex Score
5 records- 0159US12345467B2Partial-freezing meat fresh-preservation control method, controller, and refrigeratorHEFEI HUALING CO LTD·Filed 2017·Granted Jul 1, 2025·0 cites·12 claims
- 0257US2025172335A1Partial-freezing meat fresh-preservation control method, controller, and refrigeratorHEFEI HUALING CO LTD·Filed 2025·Application pending·0 cites
- 0347US12140373B2Overcooled meat fresh-preservation control method, controller, and refrigeratorHEFEI HUALING CO LTD·Filed 2017·Granted Nov 12, 2024·0 cites·12 claims
- 0443US12044035B2Handle assembly and household appliance having sameHEFEI HUALING CO LTD·Filed 2019·Granted Jul 23, 2024·0 cites·9 claims
- 0541US12063940B2Ice-free meat fresh-preservation control method, controller, and refrigeratorHEFEI HUALING CO LTD·Filed 2017·Granted Aug 20, 2024·0 cites·12 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →