Semiconductor having low concentration of carbon

United States of America Patent

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Feb 22, 2000
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app pub date
Jul 25, 1997
filing date
Aug 24, 1982

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Expired

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Abstract

Non-single-crystalline semiconductor material or device containing carbon impurity in a concentration less than 4.times.10.sup.18 atoms/cm.sup.3.

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Patent Owner(s)

SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

International Classification(s)

H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Yamazaki, Shunpei	Tokyo, JP	7534	239327

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Semiconductor having low concentration of carbon

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08910465

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PATENT NO	6028264
SERIAL NO	08910465
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08910465

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