DD

Dennis W. Dufford

📍 Noblesville, IN: #369 of 624 inventorsTop 60%
🗺 Indiana: #19,404 of 33,936 inventorsTop 60%
Overall (All Time): #3,938,446 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4868848 Computer operated system for dialing telephone numbers Joseph W. Magnusson 1989-09-19