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

David W. Duhon — 2 Patents in 2021

Microsoft: 2 patents #772 of 6,492Top 15%
Seattle, WA: #740 of 4,505 inventorsTop 20%
Washington: #2,358 of 13,672 inventorsTop 20%
Overall (2021): #169,741 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11144196 Operating visual user interface controls with ink commands Yibo Sun, Xiao Tu, Francis Zhou 2021-10-12 $228,782,000
10956663 Controlling digital input Francis Zhou, Xiao Tu, Silvano Bonacina, David Abzarian 2021-03-23 $162,800,000