Circuit device, a method for manufacturing a circuit device,...

Active solid-state devices (e.g. – transistors – solid-state diode – Combined with electrical contact or lead – Of specified configuration

Reexamination Certificate

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C257S734000, C257S737000, C257S775000, C257S780000

Reexamination Certificate

active

07745938

ABSTRACT:
A circuit device includes a semiconductor substrate on which a circuit element is formed, an electrode formed on a surface of the semiconductor substrate, an insulating layer formed on the electrode, a second wiring layer formed on the insulating layer, and a conductive bump which penetrates the insulating layer and electrically connects the electrode and the second wiring layer. The conductive bump is such that the size of crystal grains in a direction parallel with the surface of the semiconductor substrate is larger than the size of crystal grains in a conduction direction of the electrode and the wiring layer.

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Apr. 16, 2009 Office action in U.S. Appl. No. 11/957,030.

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