James Stephen Clark

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St. John, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Center beam car with increased load capacity
- Patent number 6,712,006
- Issue date Mar 30, 2004
- TRN Business Trust
- James Stephen Clark
- B61 - RAILWAYS
Information Patent Grant
Chafing reduction device for a center beam railway car
- Patent number 6,550,398
- Issue date Apr 22, 2003
- TRN Business Trust
- James Stephen Clark
- B61 - RAILWAYS
Information Patent Grant
Center beam car with increased load capacity
- Patent number 6,470,808
- Issue date Oct 29, 2002
- TRN Business Trust
- James Stephen Clark
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Center beam car with increased load capacity
- Publication number 20050045061
- Publication date Mar 3, 2005
- TRN Business Trust
- James Stephen Clark
- B61 - RAILWAYS
Information Patent Application
CHAFING REDUCTION DEVICE FOR A CENTER BEAM RAILWAY CAR
- Publication number 20030079642
- Publication date May 1, 2003
- TRN Business Trust
- James Stephen Clark
- B61 - RAILWAYS
Information Patent Application
Center beam car with increased load capacity
- Publication number 20030075072
- Publication date Apr 24, 2003
- TRN Business Trust
- James Stephen Clark
- B61 - RAILWAYS