Screen input type display device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6721019
APP PUB NO 20010043291A1
SERIAL NO

09838213

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Abstract

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There is provided a highly reliable screen input type display device using a touch panel which can facilitate the control of a gap formed between upper and lower substrates and can stabilize the linearity of the resistance value detection of a resistance film, whereby an erroneous detection of coordinated can be eliminated. For this purpose, a tape-like conductive pressure sensitive adhesive member, which is formed by sandwiching a metal foil with conductive pressure sensitive adhesive material, is used at a connection portion between an upper wiring electrode mounted on an upper resistance film formed on an upper substrate and an inter-substrate connection wiring electrode formed on a lower substrate.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008280 ?1008280
HITACHI DEVICE ENGINEERING CO LTDTOKYO
HITACHI CHIBA ELECTRONICS LTD2306 AZA-SHINKAI OHTA SAKURA-SHI CHIBA-KEN

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishii, Kazuo Mobara, JP 177 2429
Ishii, Koji Chosei, JP 135 1260
Kakinuma, Akira Chiba, JP 28 497
Kono, Masao Mutsuzawa, JP 16 350
Otsuka, Haruhisa Mobara, JP 1 262

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