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

Harlan Halvorson, deceased

Wells, MN: #1 of 1 inventorsTop 100%
Minnesota: #695 of 2,841 inventorsTop 25%
Overall (1994): #129,173 of 165,921Top 80%
1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5374008 Spindle for a rolled material dispenser Nona R. Boyes, legal representative 1994-12-20