DB

David Brown

AL American Telephone And Telegraph Company, At&T Bell Laboratories: 1 patents #65 of 425Top 20%
📍 Wyomissing, PA: #5 of 9 inventorsTop 60%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #123,823 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4860284 Method and apparatus for identifying location of a lost token signal in a data communication network Richard E. Wallace 1989-08-22