JE

James C. Escher

📍 Swarthmore, PA: #59 of 189 inventorsTop 35%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,674,812 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4703928 Precessional exercising device 1987-11-03
4684124 Precessional exercising device 1987-08-04
4640508 Precessional exercising device 1987-02-03