CY

Chih-Hao Yin

Overall (All Time): #2,066,922 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8382209 Rotary wheel cap 2013-02-26
6533277 Composite cubical maze puzzle 2003-03-18