YL

Yanfu Li

BO BOE: 1 patents #1,419 of 3,149Top 50%
Overall (2020): #106,007 of 565,922Top 20%
2
Patents 2020

Issued Patents 2020

Patent #TitleCo-InventorsDate
10800440 Smart shopping carts and corresponding methods thereof, and smart shopping systems Xiangdong Yang 2020-10-13
10704594 Rolling deep groove ball bearing Shuidian Xu, Tao Xu 2020-07-07