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:
Apr. 01, 2025
Filed:
Feb. 25, 2020
Waseda University, Tokyo, JP;
Zeon Corporation, Tokyo, JP;
Suguru Noda, Tokyo, JP;
Keisuke Hori, Tokyo, JP;
Tomotaro Mae, Tokyo, JP;
Yuta Hashizume, Tokyo, JP;
WASEDA UNIVERSITY, Tokyo, JP;
ZEON CORPORATION, Tokyo, JP;
Abstract
A secondary battery negative electrode according to the invention includes: a three-dimensional current collector formed of a self-supporting sponge-like structure of carbon nanotubes; a metal active material contained inside the three-dimensional current collector; and a plurality of seed particles contained inside the three-dimensional current collector and made of a material different from the metal active material, in which the secondary battery negative electrode does not include a foil of the metal active material.