TY

Tai C. Yen

Overall (All Time): #1,656,252 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5375554 Rocking road emergency warning sign — 1994-12-27
5126509 Structure of baseboard assembly and quick joint type receptacle — 1992-06-30
5039269 Multi-story type automatic parking lot for dense parking — 1991-08-13