YC

Yongsheng Cai

📍 Shenyang, CN: #226 of 496 inventorsTop 50%
Overall (All Time): #3,831,288 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5238014 Backbone-type framework for tents or houses — 1993-08-24