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.

Date of Patent:
Oct. 16, 2012

Filed:

Sep. 30, 2008
Applicants:

Hiroyuki Takahashi, Kanagawa, JP;

Eiji Nemoto, Tokyo, JP;

Hiroki Ohkubo, Kanagawa, JP;

Yuji Matsuda, Tokyo, JP;

Yusuke Ozaki, Tokyo, JP;

Inventors:

Hiroyuki Takahashi, Kanagawa, JP;

Eiji Nemoto, Tokyo, JP;

Hiroki Ohkubo, Kanagawa, JP;

Yuji Matsuda, Tokyo, JP;

Yusuke Ozaki, Tokyo, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 7/12 (2006.01); H02M 7/155 (2006.01); H02M 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

In an image forming apparatus, a monitoring unit monitors whether a returning factor required to switch an operational state of the apparatus from a power-saving mode to an operating mode is generated, an antenna unit receives external electrical wave, a power generation unit generates electricity from the received electrical wave and supplies the electricity to the monitoring unit, and a controlling unit switches the operational state of the apparatus from the power-saving mode to the operating mode when the monitoring unit detects generation of a returning factor.


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