JG

John D. Greiner

📍 Ames, IA: #561 of 1,427 inventorsTop 40%
🗺 Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #2,115,662 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8083584 Method for permitting cancellation of a wager Henry Stapp, Jeff Franklin, Ruben M. Pegorer 2011-12-27
D259130 Combined chess scroll game board and attached game pieces 1981-05-05