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:
Feb. 17, 2004
Filed:
Mar. 08, 2002
Applicant:
Inventor:
Jun Yamada, Tokyo, JP;
Assignee:
Mitsubishi Paper Mills Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 8/28 ; G03C 1/122 ; G03F 7/16 ; G03F 7/07 ;
U.S. Cl.
CPC ...
G03C 8/28 ; G03C 1/122 ; G03F 7/16 ; G03F 7/07 ;
Abstract
An object of the present invention is to provide a method for manufacturing an aluminum printing plate which is superior in fine line reproduction and has no occurrence of spot-like defect in the silver image part. According to the present invention, a method for manufacturing a lithographic printing plate is provided, wherein an aluminum plate subjected to at least graining treatment and anodizing treatment is rinsed with water, then coated with a liquid containing physical development nuclei, and subsequently coated with a silver halide emulsion layer.