RD

Richard D. Dvorak

📍 Ventura, CA: #459 of 881 inventorsTop 55%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,947,498 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4728107 Board game apparatus and method Robert E. Dvorak 1988-03-01