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:
Mar. 25, 1986
Filed:
Jun. 10, 1983
Applicant:
Inventor:
Tsuneyoshi Mitani, Kawasaki, JP;
Assignee:
Musashi Engineering Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C / ; G01N / ;
U.S. Cl.
CPC ...
364571 ; 250562 ; 364154 ; 382-7 ;
Abstract
In a method of discriminating a sheet of the present invention, a comparison and discrimination value becoming the reference of the comparison and discrimination of a printing pattern data is updated whenever the preceding sheet passes through a photodetector. Accordingly, the comparison and discrimination of the following sheet is performed based on the updated comparison and discrimination value, and is not affected by the variation in the sensitivity of the photodetector.