RY

Rong Feng Yu

FC Fujian Changting Golden Dragon Rare-Earth Co.: 1 patents #2 of 5Top 40%
XC Xiamen Tungsten Co.: 1 patents #3 of 14Top 25%
📍 Lo Wu, NY: #34 of 51 inventorsTop 70%
Overall (2019): #290,222 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10381139 W-containing R—Fe—B—Cu sintered magnet and quenching alloy Hiroshi Nagata, Qin Lan 2019-08-13