QL

Qiumei Li

JA Johnson Electric International Ag: 1 patents #3 of 25Top 15%
📍 Hainan, CN: #2 of 13 inventorsTop 20%
Overall (2023): #291,284 of 537,848Top 55%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11649880 Gearbox and driving device using the same Jingning TA, Baofeng Ji, Yongjun Zhao 2023-05-16