Inventor
ASPENGREN PAUL B
US10 patents
⚠️ This page may combine multiple inventors who share the name “ASPENGREN PAUL B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINER ENTERPRISES
7 patentsUS6957611B2Oct 25, 2005
Constant contact side bearing assembly for a railcar
MINER ENTERPRISES22 citations92
US7338034B2Mar 4, 2008
Elastomeric spring
MINER ENTERPRISES25 citations88
US7325499B2Feb 5, 2008
Constant contact side bearing assembly for a railcar
MINER ENTERPRISES9 citations83
US7275487B2Oct 2, 2007
Constant contact side bearing assembly for a railcar
MINER ENTERPRISES9 citations73
US7152534B2Dec 26, 2006
Constant contact side bearing assembly for a railcar
MINER ENTERPRISES9 citations73
USD529828SOct 10, 2006
Measuring tool
MINER ENTERPRISES9 citations67
US7784410B2Aug 31, 2010
Constant contact side bearing assembly for a railcar
MINER ENTERPRISES3 citations62