XL

Xi Lei

Overall (All Time): #1,368,211 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1039042 Engraving machine 2024-08-13
D1033531 Cutting plotter 2024-07-02
11053259 Crystal of cephalosporin intermediate 7α-methoxy cephalothin and method for preparing same Chuanshan Hou, Fei Tang, Meiju Fan, Xin Wang, Jinglong Fu +2 more 2021-07-06