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:
Jul. 10, 2007
Filed:
Apr. 11, 2002
Naoto Nishimura, Kashihara, JP;
Masako Kitagawa, Tenri, JP;
Motoaki Nishijima, Nara, JP;
Naoto Torata, Kashihara, JP;
Koichi Ui, Nagareyama, JP;
Naoto Nishimura, Kashihara, JP;
Masako Kitagawa, Tenri, JP;
Motoaki Nishijima, Nara, JP;
Naoto Torata, Kashihara, JP;
Koichi Ui, Nagareyama, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A lithium polymer secondary battery comprising: a negative electrode including a carbonaceous material, as an active material, obtainable by attaching or covering an amorphous carbon on the surface of graphite particle; an electrolyte layer; and a positive electrode having at least a metal oxide containing lithium as an active material, wherein the electrolyte layer comprising: a polymer containing a unit derived from vinylene carbonate; an organic solvent; and lithium salt.