Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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James A. Dulfer — 3 Patents

Microsoft: 3 patents #13,486 of 40,388Top 35%
Shoreline, WA: #153 of 433 inventorsTop 40%
Washington: #28,186 of 76,902 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
James A. Dulfer has been granted 3 US patents while listed as an inventor at Microsoft. The first was granted in 2005 and the most recent in May 2011. James A. Dulfer ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list James A. Dulfer in Shoreline, WA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7945602 Web server document library Michael P. Arcuri, Michael Joseph Morton, Jon Franklin Matousek, Sam Sengupta 2011-05-17 $20,389,000
7743082 Web server document library Michael P. Arcuri, Michael Joseph Morton, Jon Franklin Matousek, Sam Sengupta 2010-06-22 $17,867,000
6915299 Web server document library Michael P. Arcuri, Michael Joseph Morton, Jon Franklin Matousek, Sam Sengupta 2005-07-05 $62,985,000