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John Sosoka

📍 Long Beach, CA: #781 of 2,153 inventorsTop 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,210,861 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6353168 Educational music instrument for children Brooke Abercrombie, Brad Emerson, Adam Gerstein 2002-03-05
D410972 Music blocks Brooke Abercrombie, Brad Emerson, Adam Gerstein 1999-06-15