Semiconductor device with two stacked chips in one resin body and method of producing

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United States of America Patent

PATENT NO 6479322
APP PUB NO 20020064903A1
SERIAL NO

10032578

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Abstract

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A semiconductor device according to this invention, wherein two semiconductor chips are sealed by one resin body using two lead frames, includes a wide part extending in the width direction of dam bars, the width of one dam bar being narrower than the width of another dam bar, and the two lead frames are joined by welding outside the resin body after sealing them with resin.

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Patent Owner(s)

Patent OwnerAddress
RENESAS ELECTRONICS CORPORATIONTOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujishima, Atsushi Kodaira, JP 11 346
Hagiwara, Takatoshi Iruma, JP 4 266
Kawata, Youichi Higashiyamato, JP 6 279
Koizumi, Kouji Hinode-machi, JP 6 270
Nakajima, Yasuyuki Akishima, JP 61 1450
Sugiyama, Michiaki Tokyo, JP 64 1823

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