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John L. Shepherd

AT AT&T: 1 patents #10,626 of 18,772Top 60%
📍 Warrenville, IL: #70 of 171 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,268,510 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5608446 Apparatus and method for combining high bandwidth and low bandwidth data transfer Daniel J. Carr, Eric L. Edberg, Venkata C. Majeti 1997-03-04
4688214 Switching system control arrangements Gregory S. DeWitt, John J. Driscoll 1987-08-18