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. 01, 2003
Filed:
Apr. 02, 2001
Applicant:
Inventors:
Takashi Miyazaki, Tokyo, JP;
Satoshi Shimonodan, Tokyo, JP;
Etsuji Tanaka, Tokyo, JP;
Motozo Yamano, Tokyo, JP;
Assignee:
Mitsubishi Paper Mills, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 8/06 ; G03C 1/36 ; G03C 1/14 ; G03C 1/10 ; G03F 7/07 ;
U.S. Cl.
CPC ...
G03C 8/06 ; G03C 1/36 ; G03C 1/14 ; G03C 1/10 ; G03F 7/07 ;
Abstract
There is disclosed a process for making a lithographic printing plate, which comprises subjecting a lithographic printing material having at least a silver halide emulsion layer and a physical development nuclei layer on a support and having a sensitivity at a wavelength of 400 nm to 440 nm of 20 &mgr;J/cm or less, and having substantially no sensitivity at a wavelength of 450 nm or longer to scanning exposure by a scanning type exposure device on which a violet laser diode is mounted, and then subjecting to developing treatment.