Todd A. Porter

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Railway truck with underslung equilizer beams
- Patent number 6,089,165
- Issue date Jul 18, 2000
- Buckeye Steel Castings
- Richard B. Polley
- B61 - RAILWAYS
Information Patent Grant
Railway vehicle suspension aligned truck
- Patent number 5,992,330
- Issue date Nov 30, 1999
- Buckeye Steel Castings Co.
- Kim T. Gilbert
- B61 - RAILWAYS