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. 25, 2025
Filed:
Sep. 07, 2020
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Junichi Nakashima, Tokyo, JP;
Kenji Fujiwara, Tokyo, JP;
Kozo Harada, Tokyo, JP;
Kunihiko Tajiri, Tokyo, JP;
Yuji Shirakata, Tokyo, JP;
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60R 16/03 (2006.01); H02M 7/00 (2006.01); H02M 7/48 (2007.01);
U.S. Cl.
CPC ...
B60R 16/03 (2013.01); H02M 7/003 (2013.01); H02M 7/48 (2013.01); B64D 2221/00 (2013.01); H02J 2310/44 (2020.01);
Abstract
A power conversion apparatus includes a hermetic housing, a power semiconductor module, and dry gas. The hermetic housing includes a gas inlet valve and a gas outlet valve. The power semiconductor module is arranged in an internal space in the hermetic housing. The internal space in the hermetic housing is filled with dry gas.