James M. Zemyan

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Wilmerding, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Disk brake arranged TMX
- Patent number 7,341,128
- Issue date Mar 11, 2008
- Wabtec Holding Corp.
- Michael E. Ring
- B61 - RAILWAYS
Information Patent Grant
Simplified truck mounted brake system
- Patent number 6,971,488
- Issue date Dec 6, 2005
- Westinghouse Air Brake Technologies Corporation
- Michael E. Ring
- B61 - RAILWAYS
Information Patent Grant
Spring applied parking brake assembly having a manual quick release...
- Patent number 6,378,668
- Issue date Apr 30, 2002
- Westinghouse Air Brake Company
- James M. Zemyan
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic parking brake for a railroad vehicle braking system
- Patent number 6,279,689
- Issue date Aug 28, 2001
- Westinghouse Air Brake Company
- James Zemyan
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Manual empty/load device
- Patent number 6,027,180
- Issue date Feb 22, 2000
- Westinghouse Air Brake Company
- William G. Greenaway
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Disk brake arranged TMX
- Publication number 20060124401
- Publication date Jun 15, 2006
- Michael E. Ring
- B61 - RAILWAYS