CS

Charles C. Shivvers

TG The Shivvers Group: 4 patents #4 of 15Top 30%
📍 Corydon, IA: #2 of 14 inventorsTop 15%
🗺 Iowa: #3,091 of 15,303 inventorsTop 25%
Overall (All Time): #1,033,925 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6988351 Midmount mower apparatus with raiseable and accessible mower deck Scott A. Schick, Steve D. Shivvers 2006-01-24
5092819 Method and apparatus for qualitatively measuring characteristics of grain to be harvested Michael Schroeder, Steven D. Shivvers, Carl C. Shivvers, Ronald L. McCaslen, Robert Daniel Engle 1992-03-03
4896506 Transmission with integrated gear reduction Steven D. Shivvers, Richard A. Arnold, Edward A. Ryks 1990-01-30
4845949 Parking brake for integrated transmission Steven D. Shivvers, Richard A. Arnold, Edward A. Ryks 1989-07-11
4843817 Integrated hydraulic transmission Steven D. Shivvers, Richard A. Arnold, Edward A. Ryks 1989-07-04