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Sywan-Min Shih

📍 San Dimas, CA: #75 of 237 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,181,390 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6910691 Cubic puzzle — 2005-06-28
6679780 Polyomino piece for games — 2004-01-20