KEY SHEET

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United States of America Patent

APP PUB NO 20100164870A1
SERIAL NO

12668898

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a key sheet which has a soft touch feeling and in which elaborate and highly visible display portions can be provided. In a key sheet including: a translucent base sheet; and a soft-feel layer which is laminated on a front surface side of the base sheet, includes a plurality of display portions representing key types such as letters, numerals, and symbols, and has a soft touch feeling, the soft-feel layer includes a translucent skin layer having the soft touch feeling and decorative portions which are provided on a back surface of the skin layer and are visible through the skin layer. Further, light emitted from an inside of a device transmits through the base sheet so as to reach the decorative portions, and hence it is possible to obtain an illumination-type key sheet excellent in illumination property and of wider variety.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
POLYMATECH CO LTD8-16 NIHONBASHIHONCHO 4-CHOME CHUO-KU TOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arai, Masami Tokyo, JP 19 146
Hikita, Atsushi Tokyo, JP 4 128
Kunthady, Tedi Tokyo, JP 6 112
Nishi, Kengo Tokyo, JP 15 100
Takezawa, Yutaka Fukushima, JP 18 61

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