DN

Delbert A. Nauman

AT AT&T: 2 patents #7,280 of 18,772Top 40%
📍 Indianapolis, IN: #2,141 of 5,011 inventorsTop 45%
🗺 Indiana: #13,671 of 33,936 inventorsTop 45%
Overall (All Time): #2,351,462 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4496432 Electrolytic methods for enhancing contrast between metallic surfaces 1985-01-29
4480014 Electrical contact means with gold-nickel alloy overlay Edward J. Milligan, Nathaniel R. Quick 1984-10-30