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:
Feb. 26, 2019

Filed:

May. 29, 2014
Applicant:

Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;

Inventors:

Takezo Hatanaka, Ibaraki, JP;

Hisashi Tsuda, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 50/12 (2016.01); H02J 50/80 (2016.01); H02J 50/90 (2016.01); H02J 17/00 (2006.01); H02J 7/00 (2006.01); H02J 7/04 (2006.01); H02J 7/02 (2016.01);
U.S. Cl.
CPC ...
H02J 50/12 (2016.02); H02J 7/0042 (2013.01); H02J 7/025 (2013.01); H02J 7/04 (2013.01); H02J 17/00 (2013.01); H02J 50/80 (2016.02); H02J 50/90 (2016.02);
Abstract

A portable device is arranged to include a secondary battery, a driving component driven by charged power of the secondary battery, a charging unit configured to charge the secondary battery by outside power, a transformation unit (processing unit) configured to output the charged power of the secondary battery at a driving voltage of the driving component, a detection unit configured to detect the input of the outside power to the charging unit, and a switching controller configured to switch the state of the transformation unit from an operation state to a stopped state only when the input of the outside power to the charging unit is detected by the detection unit.


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