Richard W. Dawson

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Naperville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Top chord stiffener for enclosed railcar
- Patent number 9,505,416
- Issue date Nov 29, 2016
- TTX Company
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Grant
Top chord stiffener for enclosed railcar
- Patent number 8,833,269
- Issue date Sep 16, 2014
- TTX Company
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Grant
Tie-down anchor for freight
- Patent number 8,128,325
- Issue date Mar 6, 2012
- TTX Company
- Ronald P. Sellberg
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-fold doors for enclosed railcars
- Patent number 7,802,525
- Issue date Sep 28, 2010
- TTX Company
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Grant
Tie-down anchor for freight
- Patent number 7,614,834
- Issue date Nov 10, 2009
- TTX Company
- Ronald P. Sellberg
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Single level enclosed railcar and method of manufacturing
- Patent number 7,401,559
- Issue date Jul 22, 2008
- TTX Company
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Grant
Draw bar connection having a relatively rigid filling member to all...
- Patent number 5,360,125
- Issue date Nov 1, 1994
- TTX Company
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Grant
Articulated flat car
- Patent number 4,947,760
- Issue date Aug 14, 1990
- Trailer Train Company
- Richard W. Dawson
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
TOP CHORD STIFFENER FOR ENCLOSED RAILCAR
- Publication number 20150000212
- Publication date Jan 1, 2015
- TTX Company
- Richard W. DAWSON
- B61 - RAILWAYS
Information Patent Application
TOP CHORD STIFFENER FOR ENCLOSED RAILCAR
- Publication number 20100180516
- Publication date Jul 22, 2010
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Application
TIE-DOWN ANCHOR FOR FREIGHT
- Publication number 20100119322
- Publication date May 13, 2010
- TTX Company
- Ronald P. Sellberg
- B60 - VEHICLES IN GENERAL
Information Patent Application
SINGLE LEVEL ENCLOSED RAILCAR AND METHOD OF MANUFACTURING
- Publication number 20080276830
- Publication date Nov 13, 2008
- TTX Company
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Application
MULTI-FOLD DOORS FOR ENCLOSED RAILCARS
- Publication number 20080179020
- Publication date Jul 31, 2008
- Richard W. Dawson
- B61 - RAILWAYS
Information Patent Application
Tie-down anchor for freight
- Publication number 20060062649
- Publication date Mar 23, 2006
- Ronald P. Sellberg
- B60 - VEHICLES IN GENERAL
Information Patent Application
Single level enclosed railcar and method of manufacturing
- Publication number 20050211128
- Publication date Sep 29, 2005
- Richard W. Dawson
- B61 - RAILWAYS