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:
Aug. 25, 2026
Filed:
Feb. 20, 2024
Tdk Corporation, Tokyo, JP;
Kazuma Yamawaki, Tokyo, JP;
TDK CORPORATION, Tokyo, JP;
Abstract
A magnetic sensor device with stable output characteristics is provided, which includes: a supporting substrate that has a first face; a magnetic detection element; a protective film, which is a layered film that is disposed on the first face side and that has a first layer of which a primary component is alumina and a second layer of which a primary component is silica; and a wiring layer that is disposed on the first face side and is situated at a position farther from the supporting substrate than the layered film, and moreover extends along the first face. The magnetic detection element is disposed inside the layered film.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile