Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Mannion — 2 Patents

3C3Com: 2 patents #466 of 1,190Top 40%
Northborough, MA: #199 of 343 inventorsTop 60%
Massachusetts: #42,563 of 88,656 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David Mannion has been granted 2 US patents while listed as an inventor at 3Com. The first was granted in 2003 and the most recent in May 2004. David Mannion ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Mannion in Northborough, MA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6735210 Transmit queue caching Carl John Lindeborg, James Scott Hiscock 2004-05-11 $5,581,000
6553448 Method for unit distance encoding of asynchronous pointers for non-power-of-two sized buffers 2003-04-22 $5,297,000