JP

John A. Perkins

📍 Portage, MI: #249 of 619 inventorsTop 45%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,686,257 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4233952 Hand catapult device 1980-11-18
4209230 Reflector device for bicycles 1980-06-24
4205849 Foldable stencils puzzle 1980-06-03