DS

David Frank Simak

AT AT&T: 1 patents #483 of 1,668Top 30%
📍 Wheaton, IL: #25 of 90 inventorsTop 30%
🗺 Illinois: #1,486 of 5,836 inventorsTop 30%
Overall (2002): #232,288 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6484202 Method and apparatus for determining the status of a transmission link Douglas E. LeDuc 2002-11-19