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:
Jul. 04, 2000
Filed:
Oct. 26, 1998
Applicant:
Inventors:
Hideyuki Koguchi, Kanagawa-ken, JP;
Takao Nakayama, Kanagawa-ken, JP;
Koji Kamiyama, Kanagawa-ken, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa-ken, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41N / ;
U.S. Cl.
CPC ...
101456 ; 101467 ; 101478 ;
Abstract
A plate material the surface of which is formed of film including as its major component a material whose surface changes from a lipophilic state to a hydrophilic state by a photocatalytic reaction and returns to a lipophilic state when subsequently subjected to a heat treatment is used for making a printing plate. The substantially entire surface of the plate material is uniformly exposed to active light and an image is written in a heat mode on the surface of the plate material, which has been exposed to the active light.