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

Douglas J. Madland

East Wenatchee, WA: #1 of 3 inventorsTop 35%
Washington: #1,076 of 3,602 inventorsTop 30%
Overall (2002): #227,726 of 266,432Top 90%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6352464 Mechanism for animated character Nathan Foster 2002-03-05