Arden W. Swanson

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North Olmsted, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Iron carbide process
- Patent number 6,165,249
- Issue date Dec 26, 2000
- Iron Carbide Holdings, Ltd.
- Arden W. Swanson
- C21 - METALLURGY OF IRON
Information Patent Grant
Iron carbide process
- Patent number 5,804,156
- Issue date Sep 8, 1998
- Iron Carbide Holdings, Ltd.
- Gordon H. Geiger
- C21 - METALLURGY OF IRON
Information Patent Grant
Iron carbide process
- Patent number 5,690,717
- Issue date Nov 25, 1997
- Iron Carbide Holdings, Ltd.
- James E. Stevens
- C21 - METALLURGY OF IRON