Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Dai Sasaki0
Masahiko Hayakawa0
Taichi Sasaki0
Date of Patent
November 17, 2009
0Patent Application Number
112909290
Date Filed
November 30, 2005
0Patent Citations Received
...
Patent Primary Examiner
Patent abstract
A battery pack having a secondary battery and a circuit that controls charging and discharging of the secondary battery is provided. The battery pack has a computer and a charging control section. The computer communicates with another computer disposed in a charging device and authenticates the charging device. The charging control section, controlled by the computer, supplies a charging current to the secondary battery when the charging device has been successfully authenticated and shuts off the charging current when the charging device has not been successfully authenticated.
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