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:
Feb. 04, 2020
Filed:
Jul. 10, 2017
Fdk Corporation, Tokyo, JP;
Ryuji Ito, Tokyo, JP;
Takayuki Kumagai, Tokyo, JP;
Yuya Iida, Tokyo, JP;
Daisuke Hirata, Tokyo, JP;
Yasuaki Egawa, Tokyo, JP;
Tsukasa Mano, Tokyo, JP;
Yorinobu Murata, Tokyo, JP;
Manabu Yasuno, Tokyo, JP;
Go Taniyama, Tokyo, JP;
FDK Corporation, Tokyo, JP;
Abstract
A laminated power storage element includes: an exterior body shaped into a flat bag shape by laminating a pair of laminated films to weld a peripheral edge region; an electrode body sealed within the exterior body; a positive and a negative electrode terminal portion allowed to project outside the exterior body from a predetermined margin of the exterior body; and a pair of tab films welded on surfaces where the pair of laminated films oppose one another in a region along the predetermined margin to mutually weld the pair of laminated films, and the tab film covers an end surface of the laminated film while deviating outward from the exterior body from the predetermined margin, and covers both front and back surfaces of each of a base end of the positive electrode terminal portion and a base end of the negative electrode terminal portion.