JC

John M. Callis

📍 Sellersburg, IN: #27 of 50 inventorsTop 55%
🗺 Indiana: #19,404 of 33,936 inventorsTop 60%
Overall (All Time): #3,805,089 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5341691 Dual use pressurized and unpressurized oil sampling apparatus Rex D. Callis 1994-08-30