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. 27, 1995
Filed:
Aug. 12, 1994
Applicant:
Inventors:
Masahiko Saikawa, Tokyo, JP;
Akira Kaneko, Tokyo, JP;
Keisuke Iguchi, Tokyo, JP;
Akio Yoshida, Tokyo, JP;
Yutaka Araki, Tokyo, JP;
Takenobu Yoshiki, Tokyo, JP;
Assignee:
Mitsubishi Paper Mills Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03F / ;
U.S. Cl.
CPC ...
430204 ; 430230 ; 430231 ; 430278 ; 101459 ;
Abstract
The present invention provides a lithographic printing plate material which comprises a grained and anodized aluminum support and a silver halide emulsion layer between which physical development nuclei are provided wherein said aluminum support have 500 or more pits having a diameter of 0.03-0.30 .mu.m and an average diameter of 0.05-0.20 .mu.m per 100 .mu.m.sup.2.