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. 02, 2021
Filed:
Feb. 08, 2017
Applicant:
Mitsubishi Electric Engineering Company, Limited, Chiyoda-ku, JP;
Inventors:
Yoshiyuki Akuzawa, Chiyoda-ku, JP;
Hirokazu Suzuki, Chiyoda-ku, JP;
Assignee:
Mitsubishi Electric Engineering Company, Limited, Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/60 (2016.01); H02J 50/12 (2016.01); H01F 38/14 (2006.01); H02J 50/10 (2016.01);
U.S. Cl.
CPC ...
H02J 50/60 (2016.02); H01F 38/14 (2013.01); H02J 50/12 (2016.02); H02J 50/10 (2016.02);
Abstract
There are included: a switching parameter detecting unit () that detects a switching voltage of a switching element (Q); and an abnormality detecting unit (a first comparing unit () and an abnormality determining unit ()) that detects an abnormality caused by foreign matter, on the basis of a result of the detection by the switching parameter detecting unit ().