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:
Oct. 06, 1987
Filed:
Nov. 04, 1985
Applicant:
Inventors:
Tetsuo Sueda, Chofu, JP;
Toshinori Ando, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250560 ; 250561 ; 356375 ;
Abstract
In a document sheet recognition device, a size or position of a document sheet mounted on a document table is detected by detecting light intensities at a plurality of fixed areas on the document sheet table, and the size or position thereof is determined in accordance with the detected light intensities.