Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DB

David W. Brown — 1 Patent in 2021

Microsoft: 1 patents #1,811 of 6,492Top 30%
Greenwood, IN: #19 of 57 inventorsTop 35%
Indiana: #1,178 of 3,792 inventorsTop 35%
Overall (2021): #487,396 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10976819 Haptic feedback for non-touch surface interaction Michel Pahud, Johnson T. Apacible, Sasa Junuzovic 2021-04-13