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. 15, 2003
Filed:
Feb. 28, 2001
Applicant:
Inventors:
Kazuhiko Fujikawa, Kyoto, JP;
Takeshi Masutani, Osaka, JP;
Koji Nomura, Osaka, JP;
Junji Kajiwara, Osaka, JP;
Yasuhiko Yokota, Osaka, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 1/00 ; G01J 5/00 ; B41J 1/142 ;
U.S. Cl.
CPC ...
G01J 1/00 ; G01J 5/00 ; B41J 1/142 ;
Abstract
The present invention relates to an apparatus for detecting an object-to-be-printed and aims at providing an apparatus for detecting an object-to-be-printed which is capable of discriminating whether the object-to-be-printed is plain paper or special paper. The apparatus includes an infrared sensor for detecting infrared rays radiated by heating the object-to-be-printed with heating means and is capable of discriminating whether the object-to-be-printed is plain paper or special paper.