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. 26, 1991
Filed:
Nov. 14, 1988
Applicant:
Inventors:
Tatsundo Kawai, Hiratsuka, JP;
Makoto Ogura, Yokohama, JP;
Koji Tomoda, Atsugi, JP;
Hiroo Ichihashi, Chigasaki, JP;
Shinichi Seitoh, Atsugi, JP;
Yasuo Kuroda, Sagamihara, JP;
Hiroyuki Noguchi, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ; H04N / ;
U.S. Cl.
CPC ...
358475 ; 315150 ; 315248 ;
Abstract
An image reading apparatus comprises a light emitting device for illuminating an original including information to be read; image sensor for inputting an optical information and converting it into an electric signal; and wherein the light emitting device has a xeron glow lamp and a light source which can illuminate a vicinity of a main electrode of the glow lamp.