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:
Dec. 01, 2014
Filed:
Aug. 26, 2010
Kentaro Yano, Yokohama, JP;
Naoji Otsuka, Yokohama, JP;
Kiichiro Takahashi, Yokohama, JP;
Hitoshi Nishikori, Tokyo, JP;
Osamu Iwasaki, Tokyo, JP;
Daigoro Kanematsu, Yokohama, JP;
Hidehiko Kanda, Yokohama, JP;
Kentaro Yano, Yokohama, JP;
Naoji Otsuka, Yokohama, JP;
Kiichiro Takahashi, Yokohama, JP;
Hitoshi Nishikori, Tokyo, JP;
Osamu Iwasaki, Tokyo, JP;
Daigoro Kanematsu, Yokohama, JP;
Hidehiko Kanda, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The purpose is to provide a high quality halftone recording with a reduced grainy feeling without lowering the true resolving power. Provided is an apparatus for making a halftone recording by employing three or more types of color materials, each of which has at least one grade of concentration, wherein each type of the color materials having the lowest concentration provides, when recording on a recording medium having a first lightness, a recorded region having its own lightness, and wherein a difference between the first lightness and the lightness of the recorded region is not more than 35, the lightness being measured according to the definition of CIE 1976 psychological measurement lightness using a standard illuminating light D65 as a light source.