The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 01, 1984

Filed:

Apr. 27, 1982
Applicant:
Inventors:

Chika Honda, Hino, JP;

Masatoshi Iwata, Akishima, JP;

Takeo Koitabashi, Sagamihara, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430567 ; 430496 ; 430502 ; 430966 ;
Abstract

A silver halide photographic material comprising a base having formed thereon a silver halide emulsion layer substantially made of two or more monodisperse emulsions having different average grain sizes in the range of from 0.2 to 3.0 .mu.m is disclosed. The grain size distribution curve of the silver halide grains in said emulsion layer has two or more peaks, and the distance between the highest peak and the second highest peak is at least 0.3 .mu.m.


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