Luigi Valbusa

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Savona, IT

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Patents Grantslast 30 patents

Information Patent Grant
5-(1,2,4)-triazolyl-S-triazines
- Patent number 4,988,811
- Issue date Jan 29, 1991
- Minnesota Mining and Manufacturing Company
- Luigi Valbusa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for forming direct positive images, direct positive silver...
- Patent number 4,636,457
- Issue date Jan 13, 1987
- Minnesota Mining and Manufacturing Company
- Luigi Valbusa
- C07 - ORGANIC CHEMISTRY
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
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