Ann S. Williams

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Southbury, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for metallizing non-conductive substrates
- Patent number 4,976,990
- Issue date Dec 11, 1990
- MacDermid, Incorporated
- Wolf Bach
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for manufacture of printed circuit boards
- Patent number 4,806,200
- Issue date Feb 21, 1989
- MacDermid, Incorporated
- Gary B. Larson
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for manufacture of printed circuit boards
- Patent number 4,732,649
- Issue date Mar 22, 1988
- MacDermid, Incorporated
- Gary B. Larson
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for stripping tin or tin-lead alloy from copper
- Patent number 4,687,545
- Issue date Aug 18, 1987
- MacDermid, Incorporated
- Ann S. Williams
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...