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:
May. 31, 2011
Filed:
Oct. 15, 2007
Yosuke Hosoya, Fukushima, JP;
Yoshikatsu Yamamoto, Fukushima, JP;
Yosuke Hosoya, Fukushima, JP;
Yoshikatsu Yamamoto, Fukushima, JP;
Sony Corporation, Tokyo, JP;
Abstract
A secondary battery both having a cathode and an anode with a separator in between. The cathode comprises a stable complex oxide LiNiMnMIOand a highly conductive complex oxide LiMIIMnMIIIO. Each of MI and MIII includes at least one kind selected from the group consisting of elements in Group 2 through Group 14, and MII includes at least one kind selected from the group consisting of Ni and Co, and the values of x, y, z, s, t and u are within a range of 0.9≦x≦1.1, 0.25≦y≦0.45, 0.01≦z≦0.30, 0.9≦s≦1.1, 0.05≦t≦0.20, and 0.01≦u≦0.10, respectively.