RB

Roger S. Barenthsen

AM Alloway Manufacturing: 2 patents #2 of 2Top 100%
📍 West Fargo, ND: #55 of 146 inventorsTop 40%
🗺 North Dakota: #595 of 2,395 inventorsTop 25%
Overall (All Time): #1,660,024 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5119931 Flexible joint for augers — 1992-06-09
D323271 Adjustable trowel — 1992-01-21
4991661 Lock-up mount apparatus for an earth working tillage tool — 1991-02-12