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:
Apr. 04, 2006
Filed:
Aug. 29, 2003
Tomoyuki Nakayama, Hino, JP;
Tomoyuki Nakayama, Hino, JP;
Konica Corporation, Tokyo, JP;
Abstract
A silver halide color reversal photographic material providing images with superior graininess and enhanced sharpness is disclosed, comprising on a support a blue-sensitive silver halide emulsion layer containing a yellow dye forming coupler, a green-sensitive silver halide emulsion layer containing a magenta dye forming coupler and a red-sensitive silver halide emulsion layer containing a cyan dye forming coupler, wherein the photographic material has an ISO speed of 80 or more, and exhibits a gradation (γh) of at least 1.1 within the magenta dye density range of 0.3 to 1.0 on the characteristic curve and a gradation (γs) of at least 1.9 within the magenta dye density range of 1.0 to 2.5 on the characteristic curve and the photographic material satisfies the following requirement of interimage effect characteristic values (IIEh, IIEs):||>1.00