YL

Yongyan LI

📍 Tai'an County, CN: #5 of 20 inventorsTop 25%
Overall (All Time): #1,820,440 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11760687 Alkali-free ultrafine glass fiber formula Yundong Sun, Wei Li, Degang Zhang, Guo-Zhong Zhang, Qiang Fang +3 more 2023-09-19
11254604 High-modulus glass fiber composition based on basalt Zhiyao TANG, Yuewu Hu 2022-02-22