Semiconductor device and manufacturing method thereof, liquid crystal television system, and EL television system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7776667
APP PUB NO 20080166860A1
SERIAL NO

12044658

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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 method for manufacturing a semiconductor device that has high driving ability (that is, large W/L) according to a method in which the use efficiency of a material is improved and the throughput and yield are enhanced. The present invention provides a method for a semiconductor device, which comprises the steps of forming a first conductive layer in contact with a semiconductor region, forming an insulating layer on the first conductive layer by one of droplet discharge and application, irradiating a portion of the insulating layer with laser light to form a mask pattern, and forming divided first conductive layers by etching with the use of the mask pattern as a mask.

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Patent Owner(s)

  • SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Suzuki, Yukie Kanagawa, JP 55 1399
Yamazaki, Shunpei Tokyo, JP 7287 226813

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