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. 02, 2008

Filed:

Aug. 29, 2003
Applicants:

Koji Doi, Yokohama, JP;

Yoshiaki Morimoto, Kawasaki, JP;

Takenori Morinaga, Kawasaki, JP;

Jun Maeoka, Kawasaki, JP;

Motoaki Satoyama, Sagamihara, JP;

Yoshitaka Shibata, Tokyo, JP;

Inventors:

Koji Doi, Yokohama, JP;

Yoshiaki Morimoto, Kawasaki, JP;

Takenori Morinaga, Kawasaki, JP;

Jun Maeoka, Kawasaki, JP;

Motoaki Satoyama, Sagamihara, JP;

Yoshitaka Shibata, Tokyo, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); G06F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An information display system in which a single display device can be shared by a plurality of information terminal users is disclosed. An interface sets each of the portable telephones held by users in correspondence with the display device for communication. The display device is adapted to be connected with a plurality of portable terminals and manage the data exchange. In displaying the screen, a cursor identifiable on the screen is assigned to each portable terminal, the screen is segmented into a plurality of areas to display a plurality of contents on a single screen, and the screen of the portable terminal is also used as a display area.


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