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USPTO Patent Rankings Data through Sept 30, 2025
MH

Mark S. Hollinrake

HMHenderson Manufacturing: 1 patents #1 of 7Top 15%
Solon, IA: #1 of 1 inventorsTop 100%
Iowa: #283 of 1,090 inventorsTop 30%
Overall (2004): #163,324 of 270,089Top 65%
1 Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6761525 Combination dump and spreader apparatus Timothy Ray Schenk, David Alan Cabalka, Terry J. Sommerfelt, Thomas E. Amthauer, Marc E. Cabalka +1 more 2004-07-13