PA

Paul B. Aspengren

ME Miner Enterprises: 10 patents #9 of 72Top 15%
📍 North Aurora, IL: #16 of 144 inventorsTop 15%
🗺 Illinois: #8,942 of 84,256 inventorsTop 15%
Overall (All Time): #513,084 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
9421986 Railroad car constant contact side bearing assembly Steve R. White 2016-08-23
8967052 Railcar constant contact side bearing assembly Bradley J. Haymond, Steve R. White, Erich A. Schoedl 2015-03-03
8201504 Railcar constant contact side bearing assembly William P. O'Donnell, Erik Jensen, Michael D. VanMaldegiam, Paul A. Perlongo, Mark W. Stanek +1 more 2012-06-19
7784410 Constant contact side bearing assembly for a railcar William P. O'Donnell 2010-08-31
7338034 Elastomeric spring Steve R. White, Erik Jensen, Adam J. Merges, Michael L. McGuigan 2008-03-04
7325499 Constant contact side bearing assembly for a railcar Erik Jensen, William P. O'Donnell 2008-02-05
7275487 Constant contact side bearing assembly for a railcar William P. O'Donnell 2007-10-02
7152534 Constant contact side bearing assembly for a railcar William P. O'Donnell 2006-12-26
D529828 Measuring tool Michael S. Dillon, William P. O'Donnell, Joseph M. Ingraham, Raymond E. DeGraw 2006-10-10
6957611 Constant contact side bearing assembly for a railcar William P. O'Donnell 2005-10-25