Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
BT

Bruce L. Trumbo — 3 Patents

3C3Com: 3 patents #457 of 1,250Top 40%
San Diego, CA: #9,932 of 23,606 inventorsTop 45%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Bruce L. Trumbo has been granted 3 US patents while listed as an inventor at 3Com. The first was granted in 2001 and the most recent in November 2004. Bruce L. Trumbo ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Bruce L. Trumbo in San Diego, CA, US.

Patents per Year

Patents granted per year, 2001 to 2004Bar chart with a peak of 1 patents in 2001.peak 12001: 1 patents20012003: 1 patents20032004: 1 patents2004

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6816018 System and method for partitioning a system timing reference among multiple circuit boards John Crawford LeVieux 2004-11-09 $6,713,000
6560197 Distributed XDSL modem pool with front-end idle mode processing John Crawford LeVieux, John J. Kaufman, Rashad Barghouti, Farokh Parchekani, Arndt Mueller 2003-05-06 $3,061,000
6240173 Virtual end office in a switched telephone network Sally R. Wixted 2001-05-29 $5,976,000