Inventor

DUMEY TIMOTHY

US3 patents

⚠️ This page may combine multiple inventors who share the name “DUMEY TIMOTHY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMSTED RAIL CO INC

2 patents

US8910808B2Dec 16, 2014

Coupler knuckle

AMSTED RAIL CO INC6 citations66

US11440568B2Sep 13, 2022

Railway vehicle coupler

AMSTED RAIL CO INC0 citations54

DUMEY TIMOTHY

1 patent

US8302790B2Nov 6, 2012

Railway coupler knuckle

DUMEY TIMOTHY13 citations73