Shinko Electric Industries Co., Ltd.

Goshi Imai

Yusuke Karasawa

Hideyuki Tako

Tsukasa Obinata

Suguru Yamato

An interconnection substrate having a barcode includes a core layer, an interconnection layer over a first surface of the core layer, an insulating layer to cover the interconnection layer, and one or more additional interconnection layers over the insulating layer, wherein the barcode includes cells arranged at spaced intervals, and a cell pattern is made by forming penetrating holes through the core layer in some of the cells but not in remaining ones of the cells, wherein the penetrating holes are filled with resin, and an end face of the resin is exposed on the same side as the first surface such that the interconnection layer is situated in a surrounding area of the end face but not over the end face, and wherein a number of interconnection layers over the end face is smaller than a number of interconnection layers in the surrounding area of the end face.

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Nagano, Japan

Goshi Imai