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:
Jul. 30, 2002
Filed:
Dec. 23, 1999
Junji Ishihara, Kanagawa, JP;
NEC Corporation, Tokyo, JP;
Abstract
A portable telephone having a liquid crystal display with a backlight includes a touch sensor arranged on a side surface of a main body, and an operation unit arranged on a front surface of the main body which has the liquid crystal display to input a telephone number or the like. The portable telephone has two modes, i.e., a touch mode for the touch sensor in lighting the backlight and a key operation mode by the operation unit in lighting the backlight. The backlight is lit in accordance with one of the two modes which is previously selected by a user.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile