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:
Jan. 06, 2015
Filed:
May. 26, 2011
Osamu Ohmori, Kariya, JP;
Akiko Shima, Kariya, JP;
Hitotoshi Murase, Kariya, JP;
Masataka Nakanishi, Kariya, JP;
Junichi Niwa, Kariya, JP;
Kimihisa Yamamoto, Yokohama, JP;
Osamu Ohmori, Kariya, JP;
Akiko Shima, Kariya, JP;
Hitotoshi Murase, Kariya, JP;
Masataka Nakanishi, Kariya, JP;
Junichi Niwa, Kariya, JP;
Kimihisa Yamamoto, Yokohama, JP;
Kabushiki Kaisha Toyota Jidoshokki, Aichi, JP;
Keio University, Tokyo, JP;
Abstract
Provided is a condensed polycyclic aromatic compound, having lithium ion responsivity and is suitable for lithium ion secondary battery applications, a production process thereof, a positive electrode active material containing that condensed polycyclic aromatic compound, and a positive electrode for a lithium ion secondary battery provided therewith, and further provided is a lithium ion secondary battery, having high capacity and cycling adaptability, that has the positive electrode as a constituent thereof. The condensed polycyclic aromatic compound has at least four imino groups in a molecule thereof.