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. 20, 2026
Filed:
Mar. 23, 2023
Mazda Motor Corporation, Hiroshima, JP;
Kouichi Yamanoue, Hiroshima, JP;
MAZDA MOTOR CORPORATION, Hiroshima, JP;
Abstract
Provided is a switching deviceincluding a drain finarranged below a semiconductor chipvia a common mode current suppression structure. The common mode current suppression structureincludes a first insulating layerjoined on the drain fin, an electric conductive layerjoined on the first insulating layer, a second insulating layerjoined on the electric conductive layer, and an electrode conductorjoined on an upper surface of the second insulating layerand joined to a drain electrodeof the semiconductor chip. The electric conductive layeris electrically connected to a source electrodeof the semiconductor chip
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile