Power Storage Device And Protective Member For Power Storage Device

Abstract: This power storage device comprises: an electrode body having a three-dimensional shape including ridge lines; an exterior film covering at least one of the ridge lines and wrapping around the electrode body; and a protective member that is disposed outside of the electrode body and runs along at least one of the ridge lines.

Patent Information

Application #

Filing Date

08 October 2025

Publication Number

46/2025

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

Parent Application

Applicants

DAI NIPPON PRINTING CO., LTD.

1-1, Ichigaya Kagacho 1-chome, Shinjuku-ku, Tokyo 1628001

Inventors

1. MIYASHIRO, Kae

c/o DAI NIPPON PRINTING CO., LTD., 1-1, Ichigaya Kagacho 1-chome, Shinjuku-ku, Tokyo 1628001

2. URIU, Toshibumi

c/o DAI NIPPON PRINTING CO., LTD., 1-1, Ichigaya Kagacho 1-chome, Shinjuku-ku, Tokyo 1628001

3. KANAZAWA, Sayako

c/o DAI NIPPON PRINTING CO., LTD., 1-1, Ichigaya Kagacho 1-chome, Shinjuku-ku, Tokyo 1628001

4. SASAKI, Miho

c/o DAI NIPPON PRINTING CO., LTD., 1-1, Ichigaya Kagacho 1-chome, Shinjuku-ku, Tokyo 1628001

Specification

Documents

Application Documents

#	Name	Date
1	202517097001-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [08-10-2025(online)].pdf	2025-10-08
2	202517097001-STATEMENT OF UNDERTAKING (FORM 3) [08-10-2025(online)].pdf	2025-10-08
3	202517097001-REQUEST FOR EXAMINATION (FORM-18) [08-10-2025(online)].pdf	2025-10-08
4	202517097001-PRIORITY DOCUMENTS [08-10-2025(online)].pdf	2025-10-08
5	202517097001-POWER OF AUTHORITY [08-10-2025(online)].pdf	2025-10-08
6	202517097001-FORM 18 [08-10-2025(online)].pdf	2025-10-08
7	202517097001-FORM 1 [08-10-2025(online)].pdf	2025-10-08
8	202517097001-DRAWINGS [08-10-2025(online)].pdf	2025-10-08
9	202517097001-DECLARATION OF INVENTORSHIP (FORM 5) [08-10-2025(online)].pdf	2025-10-08
10	202517097001-COMPLETE SPECIFICATION [08-10-2025(online)].pdf	2025-10-08
11	202517097001-FORM-26 [17-11-2025(online)].pdf	2025-11-17