BS

Barbara M. Springman

RO Roto-Mix: 2 patents #6 of 24Top 25%
Overall (All Time): #2,154,033 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7191965 Material spreader and method for using same Benjamin R. Neier, Rodney R. Neier, Gregory R. Reimer, David J. Brouwer, Luke D. Prouty +9 more 2007-03-20
7172137 Material spreader and method for using same Benjamin R. Neier, Rodney R. Neier, Gregory R. Reimer, David J. Brouwer, Luke D. Prouty +8 more 2007-02-06