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:
Jun. 14, 2016
Filed:
Jul. 15, 2011
Young-hun Lee, Yongin-si, KR;
Jay-hyok Song, Yongin-si, KR;
Ick-kyu Choi, Yongin-si, KR;
Young-ki Kim, Yongin-si, KR;
Soon-rewl Lee, Yongin-si, KR;
Yu-mi Song, Yongin-si, KR;
Yoon-chang Kim, Yongin-si, KR;
Young-Hun Lee, Yongin-si, KR;
Jay-Hyok Song, Yongin-si, KR;
Ick-Kyu Choi, Yongin-si, KR;
Young-Ki Kim, Yongin-si, KR;
Soon-Rewl Lee, Yongin-si, KR;
Yu-Mi Song, Yongin-si, KR;
Yoon-Chang Kim, Yongin-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, Gyeonggi-do, KR;
Abstract
A positive active material including a lithium composite oxide and a transition metal oxide including a transition metal having an oxidation number smaller than an oxidation number when the transition metal is in the most stable state hinders generation of oxygen occurring during charging and provides a lithium battery with high-temperature preservation characteristics and high stability.