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:
Nov. 20, 2018
Filed:
May. 03, 2016
Seiko Epson Corporation, Tokyo, JP;
Yasushi Yamazaki, Azumino, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
A lithium secondary battery (solid electrolyte battery) includes a positive electrode which includes a positive electrode active material layer containing lithium oxide, a negative electrode which includes a negative electrode active material layer, a first solid electrolyte layer which is provided in contact with the positive electrode active material layer between the positive electrode and the negative electrode and contains lithium and oxygen, and a second solid electrolyte layer which is provided in contact with the negative electrode active material layer between the positive electrode and the negative electrode and contains lithium, nitrogen, and oxygen. It is preferred that each of the first solid electrolyte layer and the second solid electrolyte layer further contains boron.