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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel M. Brennan — 7 Patents

3C3Com: 7 patents #122 of 1,250Top 10%
Hillsdale, NJ: #15 of 116 inventorsTop 15%
New Jersey: #12,481 of 69,400 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Daniel M. Brennan has been granted 7 US patents while listed as an inventor at 3Com. The first was granted in 1997 and the most recent in December 2004. Daniel M. Brennan ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Daniel M. Brennan in Hillsdale, NJ, US.

Patents per Year

Patents granted per year, 1997 to 2004Bar chart with a peak of 2 patents in 1999.peak 21997: 1 patents19971999: 2 patents19992000: 2 patents20002003: 1 patents20032004: 1 patents2004

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6829239 Apparatus and methods for determining the correct workstation within a LAN for a LAN modem to route a packet Rajiv Bhatia, C. Paul Douglas, Jyh-Ming Wang, Suiling C. Zhang 2004-12-07 $3,687,000
6563824 Apparatus and methods for determining the correct workstation within a LAN for a LAN modem to route a packet Rajiv Bhatia, C. Paul Douglas, Jyh-Ming Wang, Suiling C. Zhang 2003-05-13 $6,876,000
6118796 Apparatus for an improved Reginald P. Best, Cheng-Tung Chen 2000-09-12 $18,676,000
6031848 Apparatus for an improved 2000-02-29 $101,756,000
6005846 Apparatus for an improved Reginald P. Best, Cheng-Tung Chen 1999-12-21 $31,965,000
5931928 System for Cheng-Tung Chen 1999-08-03 $40,004,000
5666362 Method and apparatus for asynchronous PPP and synchronous PPP conversion Cheng-Tung Chen, Reginald P. Best 1997-09-09 $233,446,000