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Robert Gumbinner
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Tarrytown, NY, US
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last 30 patents
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Patent Grant
RF plasma treated photosensitive lithographic printing plates
Patent number
4,777,109
Issue date
Oct 11, 1988
Robert Gumbinner
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ultraviolet curing printing inks having improved shelf life
Patent number
4,129,486
Issue date
Dec 12, 1978
Polychrome Corporation
Albert A. Deutsch
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for electrolytic graining of aluminum sheet
Patent number
4,052,275
Issue date
Oct 4, 1977
Polychrome Corporation
Robert Gumbinner
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of producing an aluminum base sheet for a printing plate
Patent number
3,935,080
Issue date
Jan 27, 1976
Polychrome Corporation
Robert Gumbinner
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR