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:
Dec. 11, 2012

Filed:

Aug. 14, 2009
Applicants:

Yasuo Sato, Chiba, JP;

Takao Matsuzaki, Kitaibaraki, JP;

Masahiro Watanabe, Hitachi, JP;

Yasushi Tomita, Mito, JP;

Inventors:

Yasuo Sato, Chiba, JP;

Takao Matsuzaki, Kitaibaraki, JP;

Masahiro Watanabe, Hitachi, JP;

Yasushi Tomita, Mito, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A charge/discharge control apparatus includes: a charge/discharge reward information receiving unit for receiving charge/discharge reward information representing a reward given to a charge/discharge action of a customer and a restriction in conducting a charging/discharging from a charge management central server; a computing unit for creating a charge/discharge plan including a total charging quantity in a time zone and an estimated use start time of an electric vehicle such that a reward is maximized, based on the charge/discharge reward information; a charge/discharge instruction transmitting unit for instructing the electric vehicle to start or finish a charging/discharging according to the charge/discharge plan; a charge/discharge quantity monitoring unit for monitoring the charging/discharging; and a charge/discharge results transmitting unit for transmitting results of monitored charging/discharging including contents of the conducted charging/discharging and individual identification information for identifying itself, to a charge management central server.


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