High efficiency inductor, method for manufacturing the...

Inductor devices – Coil or coil turn supports or spacers – Printed circuit-type coil

Reexamination Certificate

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C336S223000, C336S232000, C336S083000

Reexamination Certificate

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07417525

ABSTRACT:
An inductor is provided which includes a plurality of via holes vertically passing through a substrate, the substrate having insulating properties, vertical conductive portions filling the via holes, and horizontal conductive portions connecting each individual vertical conductive portions at the top and the bottom of the substrate to form a single coil structure with the vertical conductive portions.

REFERENCES:
patent: 4477828 (1984-10-01), Scherer
patent: 6446327 (2002-09-01), Ahn et al.
patent: 6531945 (2003-03-01), Ahn et al.
patent: 6859129 (2005-02-01), Tsai et al.
patent: 7067397 (2006-06-01), Chang-Chien et al.
patent: 7091599 (2006-08-01), Fujimori

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