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. 28, 2017
Filed:
Apr. 08, 2014
Kabushiki Kaisha Toyota Jidoshokki, Kariya-shi, Aichi-ken, JP;
National Institute of Advanced Industrial Science and Technology, Chiyoda-ku, Tokyo-to, JP;
Akira Kojima, Kariya, JP;
Kazuhito Kawasumi, Kariya, JP;
Junichi Niwa, Kariya, JP;
Yuta Ikeuchi, Ikeda, JP;
Toshikatsu Kojima, Ikeda, JP;
Tetsuo Sakai, Ikeda, JP;
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, Aichi, JP;
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, Tokyo, JP;
Abstract
Provided are a positive electrode active material for a sodium ion secondary battery, and a positive electrode and a sodium ion secondary battery using the material. The positive electrode active material for a sodium ion secondary battery comprises a lithium sodium-based compound containing lithium (Li), sodium (Na), iron (Fe), and oxygen (O).