CB

Cynthia A. Bjerrum

DC Dakota Manufacturing Company: 2 patents #7 of 18Top 40%
📍 Mitchell, SD: #18 of 65 inventorsTop 30%
🗺 South Dakota: #511 of 2,308 inventorsTop 25%
Overall (All Time): #1,546,932 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8573915 Trailer Dale J. Dierks, Michael Hanson, Don L. Huber, Ray E. Paradis, A. Dean Oehlerking 2013-11-05
7658587 Hydraulic tail trailer Dale J. Dierks, A. Dean Oehlerking, Ray E. Paradis, Brent Hohman, Don L. Huber +1 more 2010-02-09
7547178 Hydraulic tail trailer Dale J. Dierks, Ray E. Paradis, A. Dean Oehlerking, Brent Hohman 2009-06-16