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:
Dec. 14, 2021
Filed:
Dec. 26, 2017
Applicant:
Sony Interactive Entertainment Inc., Tokyo, JP;
Inventor:
Tsuyoshi Ohashi, Tokyo, JP;
Assignee:
Sony Interactive Entertainmnt Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/34 (2006.01); H01M 10/44 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0014 (2013.01); H01M 10/441 (2013.01); H02J 7/342 (2020.01);
Abstract
An electric device includes a first rechargeable battery and a second rechargeable battery that is lower, in a full charge voltage, than the first rechargeable battery; a first power source circuit that steps down a voltage output by the first rechargeable battery to a first voltage and outputs the first voltage; and a second power source circuit that steps down a voltage output by the second rechargeable battery to a second voltage that is lower than the first voltage and outputs the second voltage.