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:
Jan. 05, 2016
Filed:
Dec. 19, 2012
Applicant:
Nidec Sankyo Corporation, Nagano, JP;
Inventor:
Shogo Momose, Nagano, JP;
Assignee:
NIDEC SANKYO CORPORATION, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 33/00 (2006.01); G01R 33/10 (2006.01); G11B 5/008 (2006.01); G01R 33/07 (2006.01); G07D 7/04 (2006.01);
U.S. Cl.
CPC ...
G01R 33/0052 (2013.01); G01R 33/0094 (2013.01); G01R 33/072 (2013.01); G01R 33/10 (2013.01); G07D 7/04 (2013.01); G11B 5/00804 (2013.01);
Abstract
A magnetic sensor device may include a magnetic sensor element structured to detect a magnetic property of a medium. The magnetic sensor element may include a sensor core having a body part and one or a plurality of protruded part(s) which is protruded from the body part, an exciting coil which is wound around the sensor core, and a detection coil which is wound around the sensor core. The body part and the protruded part of the sensor core forms an open magnetic path, and a stepped part is formed on a side face of at least one piece of the protruded part.