YZ

Yugang Zhao

BC Beijing Zhong Ke San Huan Hi-Tech Co.: 2 patents #1 of 6Top 20%
Overall (2024): #97,694 of 561,600Top 20%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12131850 Rare earth magnet and preparation method thereof Guoan Chen, Haojie Wang, Bin Fang, Fei Du, Zhan Wang 2024-10-29
11920236 Coating machine and coating method Guoan Chen, Bin Fang, Haojie Wang 2024-03-05