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:
Feb. 26, 2013
Filed:
Mar. 19, 2008
Katsuhiro Sato, Kani, JP;
Kazuhiro Kuwabara, Handa, JP;
Katsuhiro Sato, Kani, JP;
Kazuhiro Kuwabara, Handa, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Abstract
A mobile phone apparatus is provided. The mobile phone apparatus includes a charger for supplying power to a rechargeable battery including a connection portion and a main telephone unit. The main telephone unit includes a rechargeable battery detection unit which detects whether the connection portion of the rechargeable battery is connected to the main telephone unit; an overvoltage protection unit which is coupled to the connection portion of the rechargeable battery and switches between an active state of supplying power output from the connection portion and an inactive state of not supplying power output from the connection portion; and a controller which controls the overvoltage protection unit to switch the overvoltage protection unit into the active state if the rechargeable battery detection unit detects that the rechargeable battery is connected.