PD

Ping Du

BC Beijing Yilingchenfei Technology Co.: 4 patents #1 of 1Top 100%
📍 Shanghai, CA: #76 of 450 inventorsTop 20%
Overall (2023): #27,998 of 537,848Top 6%
5
Patents 2023

Issued Patents 2023

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D1003997 Drawing board 2023-11-07
D1000512 Pirate beach music set 2023-10-03
D989864 Drawing board 2023-06-20
11602957 Tire with new sidewall pattern, and tire mold Chenglin Li, Peng Zhao, Wei Zhang, Gongyun Zhang, Jiqiang Shan +5 more 2023-03-14
D975180 Drawing board 2023-01-10