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:
Jul. 14, 2026
Filed:
Feb. 27, 2024
Kioxia Corporation, Tokyo, JP;
Reika Tanaka, Yokohama Kanagawa, JP;
Kunifumi Suzuki, Yokkaichi Mie, JP;
Kiwamu Sakuma, Yokkaichi Mie, JP;
Yoko Yoshimura, Yokkaichi Mie, JP;
Takamasa Hamai, Nagoya Aichi, JP;
Kensuke Ota, Yokohama Kanagawa, JP;
Yusuke Higashi, Zushi Kanagawa, JP;
Yoshiaki Asao, Kawasaki Kanagawa, JP;
Masamichi Suzuki, Koto Tokyo, JP;
Kioxia Corporation, Tokyo, JP;
Abstract
A storage device includes a first electrode, a second electrode, a first dielectric layer between the first and second electrodes and including oxygen and at least one of hafnium and zirconium, a second dielectric layer between the first electrode and the first dielectric layer, and an intermediate region between the first and second dielectric layers and in which a plurality of metallic portions are provided.