DG

Douglas Robert Grangroth

AC Arctic Cat: 1 patents #14 of 51Top 30%
📍 Big Lake, MN: #4 of 11 inventorsTop 40%
🗺 Minnesota: #1,731 of 5,562 inventorsTop 35%
Overall (2025): #402,323 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12409691 Off-road utility vehicle Devin Joseph Danielson, Adam Christian Krone, Nathan Len Wiater, Aaron Lee Swanson, Erick John Halvorson +6 more 2025-09-09