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:
Jan. 18, 2011
Filed:
Jul. 20, 2007
Takayuki Andoh, Kanagawa, JP;
Takamasa Shiraki, Kanagawa, JP;
Masahiko Yamada, Tokyo, JP;
Takeshi Washio, Kanagawa, JP;
Hiroshi Ishii, Kanagawa, JP;
Kazushige Kawamura, Kanagawa, JP;
Keisuke Shimizu, Tokyo, JP;
Takayuki Andoh, Kanagawa, JP;
Takamasa Shiraki, Kanagawa, JP;
Masahiko Yamada, Tokyo, JP;
Takeshi Washio, Kanagawa, JP;
Hiroshi Ishii, Kanagawa, JP;
Kazushige Kawamura, Kanagawa, JP;
Keisuke Shimizu, Tokyo, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An image forming apparatus includes an imaging unit for black and imaging units for other colors, a writing unit for black and a writing unit for other colors, a first heater corresponding to the imaging unit and the writing unit for black color, and a second heater corresponding to the imaging units and the writing unit for other colors. Turning ON/OFF of each of the first heater and the second heater are controlled separately. Thus, the first heater can be ON while the second heater is OFF.