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. 07, 2025
Filed:
Oct. 14, 2022
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Takato Fukui, Tokyo, JP;
Takeo Gokita, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/385 (2006.01); G01D 5/14 (2006.01);
U.S. Cl.
CPC ...
G01D 5/145 (2013.01);
Abstract
Disclosed herein is a magnetic sensor that includes first and second magnetic structures each having an annular structure and arranged in a first direction with a magnetic gap interposed therebetween, a magnetosensitive element disposed on a magnetic path formed by the magnetic gap and has a sensitivity axis in the first direction, a first excitation coil wound around the first magnetic structure, and a second excitation coil wound around the second magnetic structure.