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Marvin B. Pierson
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Middletown, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Low tin terne coating
Patent number
4,416,920
Issue date
Nov 22, 1983
Armco Inc.
Marvin B. Pierson
B32 - LAYERED PRODUCTS
Information
Patent Grant
Cold rolled, ductile, high strength steel strip and sheet and metho...
Patent number
RE31306
Issue date
Jul 12, 1983
Armco Inc.
James A. Elias
148 - Metal treatment
Information
Patent Grant
Cold rolled, ductile, high strength steel strip and sheet and metho...
Patent number
RE31221
Issue date
Apr 26, 1983
Armco Inc.
James A. Elias
148 - Metal treatment
Information
Patent Grant
Finishing method for conventional hot dip coating of a ferrous base...
Patent number
4,330,574
Issue date
May 18, 1982
Armco Inc.
Marvin B. Pierson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Low tin terne coated steel article
Patent number
4,315,056
Issue date
Feb 9, 1982
Armco Inc.
Marvin B. Pierson
B32 - LAYERED PRODUCTS
Information
Patent Grant
Production of heavy pure aluminum coatings on small diameter tubing
Patent number
4,155,235
Issue date
May 22, 1979
Armco Steel Corporation
Marvin B. Pierson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for continuously contact-coating one side only of a ferrous...
Patent number
4,152,471
Issue date
May 1, 1979
Armco Steel Corporation
Paul E. Schnedler
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Metallic coating method
Patent number
4,137,347
Issue date
Jan 30, 1979
Armco Steel Corporation
Hart F. Graff
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of treating steel strip and sheet surfaces for metallic coating
Patent number
4,123,292
Issue date
Oct 31, 1978
Armco Steel Corporation
Alan F. Gibson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of treating steel strip and sheet surfaces, in sulfur-bearin...
Patent number
4,123,291
Issue date
Oct 31, 1978
Armco Steel Corporation
Jerry L. Arnold
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Apparatus for continuously contact-coating one side only of a ferro...
Patent number
4,114,563
Issue date
Sep 19, 1978
Armco Steel Corporation
Paul E. Schnedler
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of coating carbon steel
Patent number
RE29726
Issue date
Aug 8, 1978
Armco Steel Corporation
Fred Byrd
427 - Coating processes
Information
Patent Grant
Method for continuously contact-coating one side only of a ferrous...
Patent number
4,082,868
Issue date
Apr 4, 1978
Armco Steel Corporation
Paul E. Schnedler
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Cold rolled, ductile, high strength steel strip and sheet and metho...
Patent number
4,067,754
Issue date
Jan 10, 1978
Armco Steel Corporation
James A. Elias
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for preventing coating metal pickup on hot-dip coating line...
Patent number
3,975,556
Issue date
Aug 17, 1976
Armco Steel Corporation
Marvin B. Pierson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Cold rolled, ductile, high strength steel strip and sheet and metho...
Patent number
3,963,531
Issue date
Jun 15, 1976
Armco Steel Corporation
James A. Elias
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of coating carbon steel
Patent number
3,936,543
Issue date
Feb 3, 1976
Armco Steel Corporation
Fred Byrd
C21 - METALLURGY OF IRON