YL

Yong-Song Lin

SC San Fang Chemical Industry Co.: 1 patents #2 of 11Top 20%
Overall (2020): #211,901 of 565,922Top 40%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10661126 Ball structure and method for making the same Chung-Chih Feng, Chun-Wei Wu 2020-05-26