CY

Chih-An Yu

Overall (All Time): #2,272,291 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5655998 Space walking exerciser 1997-08-12
5580340 Multi-functional exerciser 1996-12-03