Paolo Beretta

Person

Ferrania, IT

People

Patents Grantslast 30 patents

Information Patent Grant
Silver halide color photographic element having improved bleachability
- Patent number 6,043,011
- Issue date Mar 28, 2000
- Tulalip Consultoria Comercial Sociedade Unipessaol S.A.
- Isabella Cogliolo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cyanine dyes for sensitizing silver halide emulsions to infrared ra...
- Patent number 4,515,888
- Issue date May 7, 1985
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Quinoxaline cyanine dye sensitized organic electron donor compounds
- Patent number 4,356,244
- Issue date Oct 26, 1982
- Minnesota Mining and Manufacturing Company
- Louis M. Leichter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sensitized organic electron donor compounds
- Patent number 4,337,305
- Issue date Jun 29, 1982
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
UV-Absorbing compounds and photographic elements containing them
- Patent number 4,323,633
- Issue date Apr 6, 1982
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic elements containing polymers having aminoallylidenemal...
- Patent number 4,307,184
- Issue date Dec 22, 1981
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silver halide photographic emulsions reactively associated with ant...
- Patent number 4,148,657
- Issue date Apr 10, 1979
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fogged direct positive silver halide emulsion containing a cyanine...
- Patent number 4,110,116
- Issue date Aug 29, 1978
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Direct positive silver halide emulsions containing quaternated mero...
- Patent number 4,035,190
- Issue date Jul 12, 1977
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fogged direct-positive silver halide emulsion containing a cyanine...
- Patent number 4,025,347
- Issue date May 24, 1977
- Minnesota Mining and Manufacturing Company
- Paolo Beretta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magenta couplers
- Patent number 3,939,176
- Issue date Feb 17, 1976
- Minnesota Mining and Manufacturing Company
- Mario Gandino
- C07 - ORGANIC CHEMISTRY

Paolo Beretta

Person

Patents Grantslast 30 patents

Silver halide color photographic element having improved bleachability

Cyanine dyes for sensitizing silver halide emulsions to infrared ra...

Quinoxaline cyanine dye sensitized organic electron donor compounds

Sensitized organic electron donor compounds

UV-Absorbing compounds and photographic elements containing them

Photographic elements containing polymers having aminoallylidenemal...

Silver halide photographic emulsions reactively associated with ant...

Fogged direct positive silver halide emulsion containing a cyanine...

Direct positive silver halide emulsions containing quaternated mero...

Fogged direct-positive silver halide emulsion containing a cyanine...

Magenta couplers