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:
Sep. 01, 2026
Filed:
Nov. 22, 2023
Fuji Electric Co., Ltd., Kanagawa, JP;
Takamasa Ishikawa, Matsumoto-city, JP;
FUJI ELECTRIC CO., LTD., Kanagawa, JP;
Abstract
The diode portion includes: a plurality of trench portions, a drift region of a first conductivity type, an anode region of a second conductivity type provided above the drift region and having a doping concentration higher than that of a base region; and a second conductivity type region provided on the front surface of the semiconductor substrate above the anode region and having a doping concentration higher than that of the anode region, and the diode portion includes a Schottky junction region in which the anode region is provided on the front surface of the semiconductor substrate and an Ohmic junction region in which the anode region and the second conductivity type region are provided on the front surface of the semiconductor substrate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile