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.
Patent No.:
Date of Patent:
Feb. 26, 2008
Filed:
Jul. 30, 2004
Nobuo Hayasaka, Yokosuka, JP;
Katsuya Okumura, Yokohama, JP;
Keiichi Sasaki, Yokohama, JP;
Mie Matsuo, Kamakura, JP;
Nobuo Hayasaka, Yokosuka, JP;
Katsuya Okumura, Yokohama, JP;
Keiichi Sasaki, Yokohama, JP;
Mie Matsuo, Kamakura, JP;
Kabushiki Kaisha Toshiba, Kawasaki-shi, JP;
Abstract
A multichip semiconductor device is disclosed in which chips are stacked each of which comprises a semiconductor substrate formed on top with circuit components and an interlayer insulating film formed on the top of the semiconductor substrate. At least one of the chips has a connect plug of a metal formed in a through hole that passes through the semiconductor substrate and the interlayer insulating film. The chip with the connect plug is electrically connected with another chip by that connect plug.