GY

Guocai YUAN

Overall (2025): #376,996 of 469,880Top 85%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12398897 Air purifying filter, apparatus including the same, and methods of making and using the same Qinyong Zhang, Jialin REN, Xiaobo LEI 2025-08-26