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. 05, 1999
Filed:
May. 05, 1998
Isao Nakajima, Ibaraki, JP;
Akihiko Yamazaki, Ibaraki, JP;
Akitomo Kuwabara, Ibaraki, JP;
Yoji Hirose, Ibaraki, JP;
Hidefumi Ohtsuka, Ibaraki, JP;
Hiromitsu Fukuda, Ibaraki, JP;
Hitachi Koki Co., Ltd., Tokyo, JP;
Abstract
A toner image heating device for heating a recording material holding a toner image includes: a first heating roller having a plurality of heaters which are different in heat generating region from one another; and a second heating roller having a plurality of heaters which are different in heat generating region from one another. A heat generating region dividing position between said heaters adjacent to each other in said second heating roller is shifted from a heat generating region dividing position between said heaters adjacent to each other in said first heating roller.