TZ

Tong Zhao

XI Xiaomi: 1 patents #3 of 21Top 15%
Overall (2021): #226,183 of 548,734Top 45%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
10981022 Smart respirator and method and device for calculating pollutant absorption Qun Tao, Huayijun Liu 2021-04-20