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:
Jan. 25, 2011
Filed:
Sep. 23, 2008
Hidenori Suzuki, Yokohama, JP;
Kiyoshi Senoue, Yokohama, JP;
Makoto Miyahara, Kawasaki, JP;
Kenichi Takahashi, Yokohama, JP;
Michiyuki Kitamoto, Yokohama, JP;
Yukinori Akamoto, Imba-gun, JP;
Yoshie Ozeki, Saitama, JP;
Takashi Shimoyamada, Kawasaki, JP;
Hideaki Yasui, Yokohama, JP;
Hiroyuki Hasebe, Chigasaki, JP;
Koichi Kawamura, Yokohama, JP;
Hidenori Suzuki, Yokohama, JP;
Kiyoshi Senoue, Yokohama, JP;
Makoto Miyahara, Kawasaki, JP;
Kenichi Takahashi, Yokohama, JP;
Michiyuki Kitamoto, Yokohama, JP;
Yukinori Akamoto, Imba-gun, JP;
Yoshie Ozeki, Saitama, JP;
Takashi Shimoyamada, Kawasaki, JP;
Hideaki Yasui, Yokohama, JP;
Hiroyuki Hasebe, Chigasaki, JP;
Koichi Kawamura, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A PDA, which functions as an electronic unit, includes power supply which includes a fuel cell unit and an auxiliary power supply which is charged by an output of the fuel cell unit. A non-use state of the PDA is detected by non-use detection unit. Upon detection of the non-use state by the non-use detection unit, the output from the fuel cell unit is stopped and an output of the auxiliary power supply is shut off.