YC

Yafang Cheng

Overall (2024): #102,405 of 561,600Top 20%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12103113 Copper-phosphorus brazing wire for brazing copper alloy spectacle frame as well as preparing method and system thereof Junlan Huang, Xian Dong, Yanhong GUO, Yong Li, Yinyin Pei +3 more 2024-10-01
11931828 Copper-phosphorus-tin brazing wire and preparation method thereof Sujuan ZHONG, Yongtao Jiu, Junlan Huang, Tianran DING, Guanxing Zhang +1 more 2024-03-19