Inventor

HIRANO SHIGEO

JP99 patents

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

HIRANO SHIGEO

FUJI PHOTO FILM CO LTD

Silver halide photographic material containing ultraviolet light absorbing agent

4-(N,N-dialklylamino)aniline compounds, photographic processing composition containing the same and color image-forming method

Silver halide photographic light-sensitive material containing a compound capable of imagewise releasing a photographically useful group during development

Silver halide color photographic material

Photothermographic material, novel 2,3-dihydrothiazole derivative, and photographic silver halide photosensitive material

Silver halide photographic light-sensitive materials

Method for forming a direct positive image

Photothermographic or thermographic image-forming material

Silver halide photosensitive material containing a compound capable of releasing a photographically useful group

Silver halide photographic light-sensitive material containing non-spectral sensitizing electron donative silver halide adsorptive compound

Silver halide color photographic materials with diffusible dye for improving graininess

Method of forming a photographic image

Photographic image-forming method

Direct positive silver halide light-sensitive material

Silver halide photographic light-sensitive material

Silver halide photographic light-sensitive materials

Photothermographic material and method for forming images

Heat-developable recording material

Aminopolycarboxylic acid chelating agent, heavy metal chelate compound thereof, photographic additive and processing method

Thermographic photographic element

Aminopolycarboxylic acid chelating agent, heavy metal chelate compound thereof, photographic additive and processing method

Silver halide color photographic material and processing method thereof

Silver halide color reversal photographic maerial having silver halide emulsions with different grain diameters

Silver halide emulsion, method of manufacturing the same, and color photographic light-sensitive material using the emulsion

Direct positive color light-sensitive material

Silver halide photographic material and method for forming superhigh contrast negative images using the same

Direct positive photographic light-sensitive material

Silver halide photographic material

Method for forming direct positive image comprising developing with a combination of a nucleating agent and a hydrazine derivative

Silver halide photographic material capable of being handled in a bright room during steps of photomechanical process

Silver halide photographic material with heterocyclic quaternary ammonium nucleating agent

Silver halide photographic material containing a compound having an oxidation-reduction moiety and timing group

Silver halide photographic materials containing a compound which releases a photographically useful group

Direct positive silver halide photographic light-sensitive material depress formation of re-reversed negative image

Negative silver halide photographic light-sensitive material

Direct positive silver halide photographic light-sensitive materials

Method of processing a direct positive silver halide photographic light-sensitive material

Silver halide photographic light-sensitive material

Method of treating direct positive silver halide sensitive material

Color photographic light-sensitive material

Method of forming a photographic image

Photographic development inhibitor releasing compound

Competitive immunoassay using silver halide fogging agent

Process for developing a silver halide emulsion

Silver halide photographic light-sensitive material

Direct positive silver halide light-sensitive material and method of forming direct positive image

Direct positive silver halide light-sensitive material

Radiation image conversion panel and manufacturing method therefor

Direct positive photographic photosensitive materials

MATSUSHITA ELECTRONICS CORP

Plasma display device and its manufacturing method