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Patent applications and USPTO patent grants for Whitehurst; Donald A..The latest application filed is for "etching of metallic composite articles".
Patent | Date |
---|---|
Etching of metallic composite articles Grant 6,468,439 - Whitehurst , et al. October 22, 2 | 2002-10-22 |
Lamination of circuit sub-elements while assuring registration Grant 6,409,930 - Whitehurst , et al. June 25, 2 | 2002-06-25 |
Circuit manufacturing using etched tri-metal media Grant 6,365,057 - Whitehurst , et al. April 2, 2 | 2002-04-02 |
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