JJ

James W. Dohrenwend, Jr.

📍 Wheaton, IL: #17 of 60 inventorsTop 30%
🗺 Illinois: #1,021 of 4,484 inventorsTop 25%
Overall (1994): #120,917 of 165,921Top 75%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5287270 Billing system Robert M. Hardy, John M. Cauffman, Lynn S. Cauffman, Robert C. Lovell, Jr., Murray B. Frazier +1 more 1994-02-15