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.
Patent No.:
Date of Patent:
Aug. 08, 1995
Filed:
Apr. 28, 1994
Applicant:
Inventor:
Hiroshi Takehara, Ashigara, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430569 ; 430583 ; 430584 ; 430585 ; 430568 ;
Abstract
In a method of manufacturing a light-sensitive silver halide emulsion with an average grain size of 0.04 to 0.2 .mu.m, a sensitizing dye is added at a temperature of 25.degree. C. to 50.degree. C., and subsequently chemical ripening is performed at a temperature higher than the addition temperature of the sensitizing dye.