The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 06, 2004

Filed:

Jan. 22, 2003
Applicant:
Inventors:

Ichiro Omura, Yokohama, JP;

Tomokazu Domon, Yokosuka, JP;

Eitaro Miyake, Hino, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/302 ;
U.S. Cl.
CPC ...
H01L 2/302 ;
Abstract

A plurality of semiconductor chips is each arranged over a first conductor. Each of semiconductor chips has a first main electrode, a second main electrode and a control electrode. A second conductor is electrically connected to the second main electrode and has columns each having an upper surface arranged over each of the semiconductor chips and equal to the number of the semiconductor chips. A circuit board has openings penetrated by the columns and equal to the number of the semiconductor chips and has a first insulating film, a third conductive film arranged on a back surface of the first insulating film and electrically connected to the second conductor, and a fourth conductive film arranged on a surface of the first insulating film and electrically connected to the control electrode.


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