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:
Jun. 15, 2021

Filed:

Apr. 28, 2017
Applicant:

Masaaki Yoshida, Osaka, JP;

Inventor:

Masaaki Yoshida, Osaka, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/364 (2019.01); G01R 31/36 (2020.01); G01R 31/392 (2019.01);
U.S. Cl.
CPC ...
G01R 31/3648 (2013.01); G01R 31/392 (2019.01);
Abstract

A state output apparatus includes a power storage device information acquirer configured to acquire power storage device information including a voltage and a current of a power storage device; an integrated current amount calculator configured to calculate an integrated current amount supplied to the power storage device during a period in which the voltage changes from a first voltage to a second voltage between a discharge end voltage and a charge end voltage by charging the power storage device; an integrated current amount comparer configured to compare the calculated integrated current amount with a reference integrated current amount stored in a storage device; and a state outputter configured to output a result of the comparison as information indicating a state of the power storage device.


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