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:
May. 09, 2023
Filed:
Mar. 02, 2021
Canon Kabushiki Kaisha, Tokyo, JP;
Takayuki Suzuki, Kanagawa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A semiconductor device includes a semiconductor layer, a metal layer disposed above a surface of the semiconductor layer, a first barrier portion that covers a first portion of a surface of the metal layer, a second barrier portion that covers a second portion of the surface of the metal layer, an insulating film that covers the metal layer and the first and second barrier portions; and a metal member that is disposed in an opening portion provided in the insulating film, the metal member positioned on a third portion of the surface of the metal layer that is between the first portion and the second portion. A part of the insulating film is disposed between the metal member and the first barrier portion and between the metal member and the second barrier portion.