JE

John C. Evans

📍 Ravenna, OH: #4 of 8 inventorsTop 50%
🗺 Ohio: #715 of 3,574 inventorsTop 25%
Overall (1989): #95,648 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4802602 Insulating device for a beverage container Charles E. Campbell, John Blair 1989-02-07