Inventor

MARCHESANO CARLO

IT14 patents

⚠️ This page may combine multiple inventors who share the name “MARCHESANO CARLO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MINNESOTA MINING & MFG

11 patents

US5273865ADec 28, 1993

Photographic color developing composition and method for processing a silver halide color photographic element

MINNESOTA MINING & MFG32 citations90

US4873180AOct 10, 1989

Developer compositions for silver halide photographic materials comprising cyclic amino methane diphosphonic acid compounds

MINNESOTA MINING & MFG24 citations85

US4756997AJul 12, 1988

Photographic silver halide developer compositions and process for forming photographic silver images

MINNESOTA MINING & MFG22 citations81

US4987060AJan 22, 1991

Concentrated photographic developer composition and method of making it

MINNESOTA MINING & MFG17 citations73

US4777118AOct 11, 1988

Process for the formation of high contrast negative images and silver halide photographic element

MINNESOTA MINING & MFG12 citations73

US4693956ASep 15, 1987

Process for high contrast development of photographic elements

MINNESOTA MINING & MFG15 citations73

US4232113ANov 4, 1980

Liquid concentrated developer composition, and confection ready to mix with water including it, for use in color photography

MINNESOTA MINING & MFG15 citations73

US5318881AJun 7, 1994

Method of processing a silver halide radiographic material

MINNESOTA MINING & MFG7 citations67

US4501812AFeb 26, 1985

Photographic color developer composition packaged in two or more concentrated parts, particularly solutions, and concentrated color developer water solution

MINNESOTA MINING & MFG5 citations62

US5545508AAug 13, 1996

Photographic silver halide developer compositions and process for forming photographic silver images

MINNESOTA MINING & MFG5 citations58

US5478706ADec 26, 1995

Alkaline black-and-white developer for silver halide photographic material

MINNESOTA MINING & MFG0 citations47

IMATION CORP

3 patents

US5578434ANov 26, 1996

Photographic silver halide developer composition and process for forming photographic silver images

IMATION CORP4 citations60

US5629138AMay 13, 1997

Photographic fixer composition and method

IMATION CORP3 citations58

US5968720AOct 19, 1999

Photographic fixer compositions and method for processing a photographic element

IMATION CORP0 citations36