John Polley

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Erie, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for controlled application of railway friction...
- Patent number 7,594,682
- Issue date Sep 29, 2009
- General Electric Company
- Ajith Kuttannair Kumar
- B61 - RAILWAYS
Information Patent Grant
Railway train friction management and control system and method
- Patent number 6,893,058
- Issue date May 17, 2005
- General Electric Company
- Ajith Kuttannair Kumar
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for controlled application of railway friction...
- Publication number 20050253397
- Publication date Nov 17, 2005
- Ajith Kuttannair Kumar
- B61 - RAILWAYS
Information Patent Application
Railway train friction management and control system and method
- Publication number 20040075280
- Publication date Apr 22, 2004
- General Electric Company
- Ajith Kuttannair Kumar
- B61 - RAILWAYS