JB

John S. Barnhart

GI Gas Research Institute: 2 patents #168 of 808Top 25%
📍 Champaign, IL: #438 of 1,105 inventorsTop 40%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,292,351 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5287919 Heat exchanger Paul E. George, II 1994-02-22
5247874 High-volume cooking Paul E. George, II, Donald E. Fritzsche, J. Douglas Dickson 1993-09-28