CH

Christoph Hausammann

📍 Davos, CH: #56 of 202 inventorsTop 30%
Overall (All Time): #2,298,753 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5261668 Logic game — 1993-11-16
5176382 Logical toy — 1993-01-05