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. 06, 2026
Filed:
Aug. 30, 2022
Kabushiki Kaisha Toshiba, Tokyo, JP;
Tatsuo Shimizu, Shinagawa, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Abstract
A semiconductor device according to an embodiment includes: a silicon carbide layer having a first surface and second surface parallel to a first direction and a second direction perpendicular to the first direction; a first trench and second trench extending in the first direction; an n-type first region in the silicon carbide layer; a p-type second region between the first region and the first surface in the silicon carbide layer; an n-type third region between the second region and the first surface in the silicon carbide layer; a p-type sixth region between the first region and the first trench in the silicon carbide layer; and a p-type eighth region located between the second region and the first trench, between the third region and the first trench, and in contact with the sixth region in the silicon carbide layer. The eighth regions are repeatedly disposed in the first direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile