JG

J. Marc Gruneberg

📍 Madison, WI: #1,967 of 4,527 inventorsTop 45%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,280,782 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5544539 Gear drive with eccentric shift mechanism Dale R. Spridco 1996-08-13
5095767 Multi-configuration gear reducer kit Dale R. Spridco 1992-03-17