JL

Junyang Li

ZC Zhengzhou Yunhai Information Technology Co.: 1 patents #1 of 9Top 15%
Overall (2020): #402,138 of 565,922Top 75%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10667380 PCB and signal transmission system — 2020-05-26