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. 02, 2002
Filed:
Jan. 11, 2000
Sadao Masubuchi, Tokorozawa, JP;
Shigeru Futakami, Tokorozawa, JP;
Masaaki Matsunaga, Tokorozawa, JP;
Masafumi Yokoyama, Tokorozawa, JP;
Akira Shiota, Tokorozawa, JP;
Maki Wakita, Tanashi, JP;
Kazunari Takahashi, Tanashi, JP;
Shinichi Nonaka, Tanashi, JP;
Chikara Aizawa, Tanashi, JP;
Citizen Watch Co. Ltd., Tokyo, JP;
Abstract
A line-scanning optical printer, which forms an image on a sensitized sheet ( ) by projecting a linear light having a given width and length thereto while successively scanning individual lines in the direction of the width, comprises a casing ( ) having light shielding properties and including a window portion for radiating the linear light to the outside, a light emitting element ( ), which substantially functions as a point light source and is stored in the casing, an optical system ( ) for guiding light from the light emitting element ( ) as the linear light to the window portion, and a liquid crystal optical shutter ( ) attached to the window portion.