ZF

Zhengyang Feng

Overall (2025): #70,208 of 469,880Top 15%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1089335 Multi-layer grinding disc Yi'an Fan, Hongying Jia, Weifeng Shao 2025-08-19
D1080216 Combined hair curling tool Haojie Xu 2025-06-24