P

Inventor

IWANO HARUHIKO

JP21 patents

Patents

21 patents
US5575915ANov 19, 1996

Methods of removing silver

FUJI PHOTO FILM CO LTD40 citations92
US4954425ASep 4, 1990

Method for forming intensified color image

FUJI PHOTO FILM CO LTD33 citations92
US4880725ANov 14, 1989

Color image forming process utilizing substantially water-insoluble basic metal compounds and complexing compounds

FUJI PHOTO FILM CO LTD26 citations92
US4469780ASep 4, 1984

Color image forming process

FUJI PHOTO FILM CO LTD29 citations92
US4791048ADec 13, 1988

Color image forming process utilizing substantially water-insoluble basic metal compounds and complexing compounds

FUJI PHOTO FILM CO LTD10 citations74
US4607004AAug 19, 1986

Silver halide color photographic light-sensitive material

FUJI PHOTO FILM CO LTD19 citations74
US5200302AApr 6, 1993

Process for coating development of silver halide color photosensitive material

FUJI PHOTO FILM CO LTD10 citations73
US4043907AAug 23, 1977

Process for treating waste photographic processing solutions

FUJI PHOTO FILM CO LTD13 citations73
US3997348ADec 14, 1976

Color photographic processing method

FUJI PHOTO FILM CO LTD14 citations73
US3984243AOct 5, 1976

Photographic developer compositions for obtaining high contrast images

FUJI PHOTO FILM CO LTD15 citations73
US3931004AJan 6, 1976

Method of treating waste liquids from photographic processings

FUJI PHOTO FILM CO LTD7 citations73
US4298673ANov 3, 1981

Lithographic type diffusion transfer developing composition

FUJI PHOTO FILM CO LTD16 citations72
US4147543AApr 3, 1979

Developer compositions for high contrast diffusion transfer photographic materials and process therefor

FUJI PHOTO FILM CO LTD10 citations72
US3955983AMay 11, 1976

Process for forming a color image on an exposed photosensitive material

FUJI PHOTO FILM CO LTD10 citations72
US4013527AMar 22, 1977

Electrolytic oxidation of blix solution

FUJI PHOTO FILM CO LTD12 citations71
US5795485AAug 18, 1998

Process for treating photographic processing waste solution

FUJI PHOTO FILM CO LTD4 citations63
US4978433ADec 18, 1990

Method for recovering silver from photographic processing solution

FUJI PHOTO FILM CO LTD5 citations62
US4040834AAug 9, 1977

Regeneration of photographic processing solutions

FUJI PHOTO FILM CO LTD5 citations62
US3945828AMar 23, 1976

Activation of silver halide photographic developers

FUJI PHOTO FILM CO LTD3 citations62
US4113489ASep 12, 1978

Method of forming photographic line and half-tone images

FUJI PHOTO FILM CO LTD6 citations59
US4147546AApr 3, 1979

Prevention of fog formation in color photographic process

FUJI PHOTO FILM CO LTD1 citations52