Portable terminal apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20050231977A1
SERIAL NO

10519825

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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It is an object of the present invention to provide a portable terminal apparatus in which an adequate visibility can be assured even when a periphery is dark, and liquid crystal display surfaces provided on both surfaces are irradiated with one light source in a casing. Thus, thickness and weight can be easily reduced. The portable terminal apparatus according to the present invention is a portable terminal apparatus for displaying information on a plurality of display parts (display surfaces) (11) and (12) provided on both the surfaces of a front and back surfaces of an upper casing (4) by using a single liquid crystal display device (4). A light guide plate (42) is provided for guiding illuminating lights from a light emitting element (41) of the single liquid crystal display device (4) to opposite directions to each other to irradiate both the surfaces of a main body part (40) of the liquid crystal display device (4) with the lights.

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Patent Owner(s)

Patent OwnerAddress
MATSUSHITA ELECTRIC INDUSTRIAL CO LTDOSAKA JAPAN OSAKA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hayakawa, Haruo Kanagawa, JP 20 162

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