LK

Louis F. Keller

3M: 2 patents #5,326 of 11,543Top 50%
📍 Windom, MN: #1,276 of 2,819 inventorsTop 50%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,318,788 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5059061 Truck mounted pavement marking applicator Heinrich F. Stenemann 1991-10-22
5047107 Method and apparatus for applying a reflective sleeve to a traffic cone James P. McAuley, Heinrich F. Stenemann 1991-09-10