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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.:

US 12703602 B1

PDFFull Text
Date of Patent:
Aug. 11, 2026

Filed:

Oct. 30, 2019

Semiconductor module and life prediction system for semiconductor module

Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Masataka Shiramizu, Tokyo, JP;

Kazuhiro Kawahara, Tokyo, JP;

Hirohito Yamashita, Tokyo, JP;

Assignee:

Mitsubishi Electric Corporation, Tokyo, JP;

Attorney:

Studebaker Brackett PLLC

Primary Examiner:

Eman A Alkafawi

Assistant Examiner:

Suresh K Rajaputra

Int. Cl.
CPC ...
B66B 1/30 (2006.01); B66B 1/34 (2006.01); B66B 5/00 (2006.01); G01R 31/26 (2020.01);
U.S. Cl.
CPC ...
B66B 1/30 (2013.01); B66B 1/34 (2013.01); B66B 5/00 (2013.01); G01R 31/2642 (2013.01);
Abstract

An object of the invention is to provide the semiconductor module which can predict a life precisely, and the life prediction system for the semiconductor module. The semiconductor module according to the present invention includes IGBTs, diodes, measurement circuits for measuring characteristics of the IGBTs and the diodes, and a memory for storing initial values of predetermined characteristics of the IGBTs and the diodes, measured values of characteristics of the IGBTs and the diodes measured by measurement circuits, and a predetermined determination value for characteristic degradation of the IGBTs and the diodes.

Find Patent Forward Citations

Shiramizu, Masataka. (2026). Semiconductor module and life prediction system for semiconductor module (U.S. Patent No. 12703602). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12703602

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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