YC

Yang Chunyan

Overall (All Time): #1,975,340 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9585428 Weavable wig for sewing into a user's hair Sun Ok Synn, Audrey Han, Tao Lin 2017-03-07
9107460 Weavable wig for sewing into a user's hair Sun Ok Synn, Audrey Han, Tao Lin 2015-08-18