Sean Keightley

Follow

Person

Waxahachie, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Stacked railway tie
- Patent number 7,731,099
- Issue date Jun 8, 2010
- Narstco, Inc.
- Sean Keightley
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
UNIVERSAL SLIDE-PLATE
- Publication number 20160355991
- Publication date Dec 8, 2016
- Narstco Inc.
- Sean Keightley
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
STACKED RAILWAY TIE
- Publication number 20070108308
- Publication date May 17, 2007
- Sean Keightley
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES