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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.:

US 12770914 B1

PDFFull Text
Date of Patent:
Oct. 20, 2026

Filed:

Jan. 06, 2023

Sulfide-based solid electrolyte used in lithium ion secondary battery, method for producing same, and lithium ion secondary battery

Applicant:

Agc Inc., Tokyo, JP;

Inventors:

Naoki Fujii, Tokyo, JP;

Tetsushi Shobudani, Tokyo, JP;

Manabu Nishizawa, Tokyo, JP;

Hiroaki Tanaka, Tokyo, JP;

Kosho Akatsuka, Tokyo, JP;

Assignee:

AGC Inc., Tokyo, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Raymond Alejandro

Int. Cl.
CPC ...
H01M 6/18 (2006.01); H01M 4/04 (2006.01); H01M 4/36 (2006.01); H01M 4/38 (2006.01); H01M 4/525 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 10/0562 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0562 (2013.01); H01M 4/0433 (2013.01); H01M 4/366 (2013.01); H01M 4/382 (2013.01); H01M 4/525 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0068 (2013.01);
Abstract

A sulfide solid electrolyte to be used in a lithium-ion secondary battery, including: a crystal phase; and an anion existing in a crystal structure of the crystal phase, in which the crystal phase includes an argyrodite crystal containing Li, P, S, and Ha; Ha is at least one element selected from the group consisting of F, Cl, Br, and I; the anion includes an oxide anion having a Q0 structure having an M-O bond that is a bond of M and O; and M is at least one element selected from the group consisting of metal elements and semimetal elements belonging to Groups 2 to 14 of a periodic table.

Find Patent Forward Citations

Fujii, Naoki. (2026). Sulfide-based solid electrolyte used in lithium ion secondary battery, method for producing same, and lithium ion secondary battery (U.S. Patent No. 12770914). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12770914

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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