Inventor
HEKI TATSUO
JP23 patents
Patents
23 patentsUS4933265AJun 12, 1990
Process for forming direct positive color image
FUJI PHOTO FILM CO LTD56 citations96
US4914009AApr 3, 1990
Process for forming direct positive color image comprising the use of bleach accelerators
FUJI PHOTO FILM CO LTD9 citations74
US4880729ANov 14, 1989
Method for forming direct positive image comprising developing with a combination of a nucleating agent and a hydrazine derivative
FUJI PHOTO FILM CO LTD8 citations74
US4871653AOct 3, 1989
Process for forming direct-positive image
FUJI PHOTO FILM CO LTD9 citations74
US4816290AMar 28, 1989
Process of forming solid granular film
FUJI PHOTO FILM CO LTD12 citations74
US4801520AJan 31, 1989
Direct positive color light-sensitive material comprising a DIR coupler and a pyrazoloazole coupler, and a process for forming a direct positive image
FUJI PHOTO FILM CO LTD18 citations74
US4789627ADec 6, 1988
Method for forming direct positive color images
FUJI PHOTO FILM CO LTD14 citations74
US4469784ASep 4, 1984
Silver halide emulsions
FUJI PHOTO FILM CO LTD11 citations74
US4863845ASep 5, 1989
Internal latent image type direct positive silver halide emulsions and process for producing the same
FUJI PHOTO FILM CO LTD11 citations73
US6936403B2Aug 30, 2005
Recording medium
FUJI PHOTO FILM CO LTD3 citations63
US5009993AApr 23, 1991
Direct positive photographic material
FUJI PHOTO FILM CO LTD3 citations63
US4970140ANov 13, 1990
Direct positive photographic light-sensitive material
FUJI PHOTO FILM CO LTD4 citations63
US4956267ASep 11, 1990
Method for forming a direct positive color image
FUJI PHOTO FILM CO LTD6 citations63
US4954427ASep 4, 1990
Process for the formation of direct positive images
FUJI PHOTO FILM CO LTD2 citations63
US4948712AAug 14, 1990
Direct positive photographic materials and a method of forming direct positive images
FUJI PHOTO FILM CO LTD4 citations63
US4880727ANov 14, 1989
Direct positive photographic material
FUJI PHOTO FILM CO LTD2 citations63
US4877723AOct 31, 1989
Silver halide photographic material comprising a specified nucleating agent
FUJI PHOTO FILM CO LTD3 citations63
US4863839ASep 5, 1989
Direct positive color image forming process
FUJI PHOTO FILM CO LTD6 citations63
US4859579AAug 22, 1989
Silver halide photographic material
FUJI PHOTO FILM CO LTD5 citations63
US4857445AAug 15, 1989
Direct positive photo-sensitive materials
FUJI PHOTO FILM CO LTD3 citations63
US4835091AMay 30, 1989
Process for forming a direct positive image
FUJI PHOTO FILM CO LTD5 citations63
US4397943AAug 9, 1983
Silver halide photographic light-sensitive material
FUJI PHOTO FILM CO LTD4 citations62
US5364750ANov 15, 1994
Direct positive silver halide photosensitive material
FUJI PHOTO FILM CO LTD1 citations52