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

Karl Freter — 3 Patents

3C3Com: 1 patents #928 of 1,250Top 75%
BNBridgeport Networks: 1 patents #8 of 12Top 70%
UTUtstarcom: 1 patents #58 of 185Top 35%
Wheaton, IL: #310 of 884 inventorsTop 40%
Illinois: #26,899 of 84,256 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Karl Freter has been granted 3 US patents while listed as an inventor at 3Com. The first was granted in 2002 and the most recent in October 2010. Karl Freter ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Karl Freter in Wheaton, IL, US.

Patents per Year

Patents granted per year, 2002 to 2010Bar chart with a peak of 1 patents in 2002.peak 12002: 1 patents20022008: 1 patents20082010: 1 patents2010

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7809381 Presence detection for cellular and internet protocol telephony Justin A. Aborn, Sanjay Subir Jhawar, James O'Brien, Mats Samuelsson, Bruce Wiatrak +2 more 2010-10-05
7403475 Method and apparatus for allocating data packet pathways Narothum Saxena, Yingchun Xu, Chandra Warrier, Claudio Taglienti 2008-07-22 $12,551,000
6501732 System and method for controlling data flow in a wireless network connection Yingchun Xu 2002-12-31 $11,883,000