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Allan R. Schoenberg
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Asheville, NC, US
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last 30 patents
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Patent Grant
Sensitization of silver halide
Patent number
6,100,021
Issue date
Aug 8, 2000
AGFA-GEVAERT N.V.
Dietrich Max Fabricius
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Silver halide emulsions stabilized with improved antifoggants
Patent number
5,409,809
Issue date
Apr 25, 1995
E. I. Du Pont de Nemours and Company
Dietrich M. Fabricius
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ternary surfactant system to reduce static in photographic silver h...
Patent number
5,258,276
Issue date
Nov 2, 1993
E. I. Du Pont de Nemours and Company
Allan R. Schoenberg
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Packaging for X-ray films
Patent number
5,083,665
Issue date
Jan 28, 1992
E. I. Du Pont de Nemours and Company
Allan R. Schoenberg
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Elimination of defects in cysteine-sensitized emulsions
Patent number
4,514,492
Issue date
Apr 30, 1985
E. I. Du Pont de Nemours and Company
Raymond J. LeStrange
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Low coating weight silver halide element using mix sensitization te...
Patent number
4,383,030
Issue date
May 10, 1983
E. I. Du Pont de Nemours and Company
Allan R. Schoenberg
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY