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:
Aug. 22, 2006
Filed:
Sep. 26, 2003
Applicants:
Masahiro Matsuo, Hyogo-ken, JP;
Ritsuko Nomura, Osaka, JP;
Inventors:
Masahiro Matsuo, Hyogo-ken, JP;
Ritsuko Nomura, Osaka, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/577 (2006.01);
U.S. Cl.
CPC ...
Abstract
A power supply apparatus includes a plurality of power source circuits, an oscillator circuit and a controller. The plurality of power source circuits use a common direct current power source. The oscillator circuit generates a plurality of oscillator signals. The controller performs a time sharing control based on the plurality of oscillator signals to enable the plurality of power source circuits to receive power from the common direct current power source in different timings and to output respective voltages.