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Yuan Yu G. Chen
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Wilmington, DE, US
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last 30 patents
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Patent Grant
Positive image formation utilizing resist material with carbazole d...
Patent number
5,219,711
Issue date
Jun 15, 1993
E. I. Du Pont de Nemours and Company
Albert G. Anderson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Resist material with carbazole diazonium salt acid generator and pr...
Patent number
4,985,332
Issue date
Jan 15, 1991
E. I. Du Pont de Nemours and Company
Albert G. Anderson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY