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:
Dec. 28, 2010
Filed:
Oct. 09, 2009
Yasufumi Takahashi, Kobe, JP;
Akira Kinoshita, Kobe, JP;
Shingo Tode, Kobe, JP;
Kazuhiro Hasegawa, Kobe, JP;
Hiroyuki Fujimoto, Kobe, JP;
Ikuro Nakane, Kobe, JP;
Shin Fujitani, Kobe, JP;
Yasufumi Takahashi, Kobe, JP;
Akira Kinoshita, Kobe, JP;
Shingo Tode, Kobe, JP;
Kazuhiro Hasegawa, Kobe, JP;
Hiroyuki Fujimoto, Kobe, JP;
Ikuro Nakane, Kobe, JP;
Shin Fujitani, Kobe, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A nonaqueous electrolyte secondary battery includes a positive electrode containing a positive active material, a negative electrode containing a negative active material and a nonaqueous electrolyte. Characteristically, the positive active material comprises a mixture of a lithium transition metal complex oxide A obtained by incorporating at least Zr and Mg into LiCoOand a lithium transition metal complex oxide B having a layered structure and containing at least Ni and Mn as the transition metal.