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:
Sep. 21, 2004
Filed:
Jan. 30, 2003
Applicant:
Inventors:
Tadafumi Shimizu, Ogori, JP;
Masahiro Samei, Fukuoka, JP;
Kazunori Matsuo, Kasuga, JP;
Shouichi Kitagawa, Fukuoka, JP;
Keiichi Matsuzaki, Kurume, JP;
Kenji Asakura, Kyoto, JP;
Hideki Tatematsu, Ashiya, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/520 ;
U.S. Cl.
CPC ...
G03G 1/520 ;
Abstract
An image heating apparatus and heat generating rotary member for use in the image heating apparatus has a fixing roller including a magnetic metal layer and a non-magnetic metal layer, and the non-magnetic metal layer is provided on the outer side of the magnetic metal layer and is thinner than the magnetic metal layer.