Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DU

Daniel R. Ullum

CICisco: 6 patents #2,357 of 13,007Top 20%
SGSilicon Graphics: 1 patents #362 of 758Top 50%
San Jose, CA: #8,424 of 32,062 inventorsTop 30%
California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #750,497 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7787464 Traffic monitor using leaky bucket with variable fill David S. Walker 2010-08-31
7050435 Traffic monitor using leaky bucket with variable fill David S. Walker 2006-05-23
6950400 Method and apparatus for performing high-speed traffic shaping Christina Hien Tran, Yichou Lin, Yan Chen, Silvano Gai, Thomas J. Edsall 2005-09-27
6567379 Traffic monitor using leaky bucket with variable fill David S. Walker 2003-05-20
6457058 Network switch with hash table look up Thomas J. Edsall, Soei-Shin Hang 2002-09-24
6266705 Look up mechanism and associated hash table for a network switch Thomas J. Edsall, Soei-Shin Hang 2001-07-24
5717695 Output pin for selectively outputting one of a plurality of signals internal to a semiconductor chip according to a programmable register for diagnostics Philip Manela, Peter Birch, John Lin 1998-02-10