SF

Su Feng

UN Unknown: 3 patents #7,366 of 83,584Top 9%
Overall (All Time): #1,850,054 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11383911 Liquid containing assembly Wei-Sheng Chia, I-Chen Chia, Chih-Sen Chia 2022-07-12
8241301 Guided puncturing needle and puncturing guiding method Hui-Lin Zhang, Wei Feng 2012-08-14