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:
Sep. 09, 2003
Filed:
Mar. 19, 2001
Osamu Suzuki, Chiyoda, JP;
Shinji Shirakawa, Hitachi, JP;
Akira Mishima, Mito, JP;
Toshiyuki Innami, Tsuchiura, JP;
Shinichi Fujino, Mito, JP;
Hideaki Mori, Chiyoda, JP;
Kenji Takahashi, Abiko, JP;
Keiichi Mashino, Hitachinaka, JP;
Hiromichi Anan, Iwama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
In an electric power conversion/inversion apparatus, including, such as an inverter therein, for obtaining reduction in circuit inductance and wiring resistance therein by bringing small as a whole, having good installability and high reliability and efficiency of electric power conversion, as well, semiconductor chips are disposed, being put between a positive input bus bar and a negative input bus bar and plural output bus bars at crossing positions thereof, and are connected electrically and thermally, to the positive input bus bar in a pole direction consistent therewith while to the negative input bus bar in a pole direction consistent therewith, and further to the common output bus bars in pole directions being different from side by side.