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Duck J. Yang
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Wallingford, PA, US
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last 30 patents
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Patent Grant
Method of coating metal using low temperature plasma and electrodep...
Patent number
5,312,529
Issue date
May 17, 1994
E. I. Du Pont de Nemours and Company
Joseph A. Antonelli
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Organic vapor deposition process for corrosion protection of metal...
Patent number
5,270,082
Issue date
Dec 14, 1993
Tyau-Jeen Lin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Organic vapor deposition process for corrosion protection of presta...
Patent number
5,267,390
Issue date
Dec 7, 1993
Duck J. Yang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of coating metal using low temperature plasma and electrodep...
Patent number
5,182,000
Issue date
Jan 26, 1993
E. I. Du Pont de Nemours and Company
Joseph A. Antonelli
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Perfluoropolymer coated pellicle
Patent number
5,168,001
Issue date
Dec 1, 1992
E. I. Du Pont de Nemours and Company
John M. Legare
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Low temperature plasma technology for corrosion protection of steel
Patent number
4,981,713
Issue date
Jan 1, 1991
E. I. Du Pont de Nemours and Company
Hirotsugu Yasuda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of coating steel substrate using low temperature plasma proc...
Patent number
4,980,196
Issue date
Dec 25, 1990
E. I. Du Pont de Nemours and Company
Hirotsugu Yasuda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for coating crystalline silica polymorphs
Patent number
4,452,909
Issue date
Jun 5, 1984
E. I. Du Pont de Nemours and Company
Duck J. Yang
C07 - ORGANIC CHEMISTRY