Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Walker — 1 Patent in 2018

Amazon: 1 patents #1,289 of 3,429Top 40%
Bellevue, WA: #476 of 1,255 inventorsTop 40%
Washington: #4,321 of 12,409 inventorsTop 35%
Overall (2018): #439,516 of 503,207Top 90%
1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10095549 Ownership transfer account service in a virtual computing environment Sean Michael Needham, Attila Narin 2018-10-09 $91,761,000