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:
Nov. 24, 2009

Filed:

Dec. 12, 2006
Applicants:

Kazuhito Kishi, Kanagawa, JP;

Naoki Sato, Kanagawa, JP;

Yoshihisa Kimura, Kanagawa, JP;

Tetsuya Yano, Kanagawa, JP;

Norio Muraishi, Tokyo, JP;

Toshitaka Semma, Kanagawa, JP;

Inventors:

Kazuhito Kishi, Kanagawa, JP;

Naoki Sato, Kanagawa, JP;

Yoshihisa Kimura, Kanagawa, JP;

Tetsuya Yano, Kanagawa, JP;

Norio Muraishi, Tokyo, JP;

Toshitaka Semma, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image formation apparatus is disclosed. The image formation apparatus includes a manuscript reading unit for reading a manuscript, a main power supply for supplying electric power to an alternating-current load and a direct-current load, and an auxiliary power supply that is capable of storing electric power for supplying electric power to the direct-current load. Power supply to the direct-current load is switched between the main power supply and the auxiliary power supply when reading the manuscript is not being carried out.


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