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:
Mar. 09, 2004
Filed:
Nov. 22, 2000
Kuniaki Mamitsu, Nukata-gun, JP;
Yasuyoshi Hirai, Gamagori, JP;
Kazuhito Nomura, Okazaki, JP;
Yutaka Fukuda, Kariya, JP;
Kazuo Kajimoto, Okazaki, JP;
Takeshi Miyajima, Anjo, JP;
Tomoatsu Makino, Okazaki, JP;
Yoshimi Nakase, Anjo, JP;
Denso Corporation, Kariya, JP;
Abstract
A semiconductor device includes two semiconductor chips that are interposed between a pair of radiation members, and thermally and electrically connected to the radiation members. One of the radiation members has two protruding portions and front ends of the protruding portions are connected to principal electrodes of the semiconductor chips. The radiation members are made of a metallic material containing Cu or Al as a main component. The semiconductor chips and the radiation members are sealed with resin with externally exposed radiation surfaces.