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:
Jun. 06, 1995
Filed:
Mar. 04, 1994
Applicant:
Inventor:
Yasushi Nozawa, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430508 ; 430362 ; 430496 ; 430503 ; 430505 ; 430506 ; 430567 ;
Abstract
A photographic product having an exposure function is described, which has therein a built-in color photographic material comprising a support having provided thereon at least one red-sensitive emulsion layer, at least one green-sensitive emulsion layer and at least one blue-sensitive emulsion layer and having a specific photographic sensitivity of 640 or more, wherein the built-in color photographic material is characterized by blue, green and red density function curves D (logE) in which in each curve a region defined by a gamma (<.gamma.>=dD/dlogE) of 0.4 or more is 2.8 or more as logE.