Donald A. Whitehurst

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Etching of metallic composite articles
- Patent number 6,468,439
- Issue date Oct 22, 2002
- BMC Industries, Inc.
- Donald A. Whitehurst
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Lamination of circuit sub-elements while assuring registration
- Patent number 6,409,930
- Issue date Jun 25, 2002
- BMC Industries, Inc.
- Donald A. Whitehurst
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Circuit manufacturing using etched tri-metal media
- Patent number 6,365,057
- Issue date Apr 2, 2002
- BMC Industries, Inc.
- Donald A. Whitehurst
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...