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:
Jun. 10, 2008
Filed:
Jul. 09, 2004
Applicants:
Kozo Masuda, Yokohama, JP;
Ikuya Arai, Yokohama, JP;
Inventors:
Kozo Masuda, Yokohama, JP;
Ikuya Arai, Yokohama, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A mobile terminal device comprises a first case including display unit, and a second case arranged so as to slide with respect to the first case and including input unit. The mobile terminal device further comprises a heat radiation member for radiating heat generated in the first case or in the second case. The heat radiation member has a surface area exposed outside which is changed in connection to the slide operation of the first and the second case.