Circuit board with an attached die and intermediate interposer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7982137
APP PUB NO 20090002963A1
SERIAL NO

11768939

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A die having a base formed of a first material is connected to a board having a base formed of a second material. An interposer having a coefficient of thermal expansion intermediate coefficients of thermal expansion of the first and second materials is positioned between the die and the board.

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Patent Owner(s)

Patent OwnerAddress
HAMILTON SUNSTRAND CORPORATIONFOUR COLISEUM CENTRE 2730 WEST TYVOLA ROAD CHARLOTTE NC 28217

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cooney, Robert C Janesville, US 26 92
Wilkinson, Joseph M Rockford, US 2 6

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