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:
Jun. 23, 2026
Filed:
Apr. 07, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Corning Incorporated, Corning, NY (US);
Myungjin Lee, Suwon-si, KR;
Jusik Kim, Suwon-si, KR;
Ryounghee Kim, Suwon-si, KR;
Sewon Kim, Suwon-si, KR;
Michael Edward Badding, Campbell, NY (US);
Wonseok Chang, Suwon-si, KR;
Jaemyung Chang, Ansan-si, KR;
Zhen Song, Painted Post, NY (US);
Sung Heo, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
CORNING INCORPORATED, Corning, NY (US);
Abstract
An all-solid secondary battery including: a positive electrode layer including a positive active material; a negative electrode layer including a negative electrode current collector and a first negative active material layer; and a solid electrolyte layer between the positive electrode layer and the negative electrode layer, the solid electrolyte including a solid electrolyte, wherein the first negative active material layer is adjacent to the solid electrolyte layer, the first negative active material layer includes a multi-component metal composite including M1, M2, M3, and X, an atomic ratio of M2M3X to M1M2M3X in the multi-component metal composite is in a range of about 0.5 to about 0.85, and an atomic ratio of M2M3X to M1 ion is in a range of about 1 to about 5.51.