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Alberto Vacca
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Carcare/Savona, IT
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last 30 patents
Information
Patent Grant
Infrared sensitive photographic elements
Patent number
5,882,846
Issue date
Mar 16, 1999
Imation Corp.
Alberto Vacca
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of preparing silver halide photographic emulsions
Patent number
5,486,451
Issue date
Jan 23, 1996
Minnesota Mining and Manufacturing Company
Alberto Vacca
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Negative-acting silver halide photographic elements having extended...
Patent number
5,316,901
Issue date
May 31, 1994
Minnesota Mining and Manufacturing Company
Alberto Vacca
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process for the production of photosensitive silver halide emulsions
Patent number
5,169,750
Issue date
Dec 8, 1992
Minnesota Mining and Manufacturing Company
Alberto Vacca
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
White light handeable direct-positive silver halide photographic el...
Patent number
4,849,326
Issue date
Jul 18, 1989
Minnesota Mining and Manufacturing Company
Mauro Besio
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive silver halide material for obtaining half-tone black...
Patent number
4,659,647
Issue date
Apr 21, 1987
Minnesota Mining and Manufacturing Company
Alberto Vacca
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY