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:
Jun. 30, 2009
Filed:
Dec. 28, 2006
Applicant:
Kozo Watanabe, Osaka, JP;
Inventor:
Kozo Watanabe, Osaka, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A non-aqueous electrolyte secondary battery has an insulating porous membrane, on at least one of a positive electrode, negative electrode, and separator thereof. The membrane contains an inorganic filler, and an active agent for dispersing the inorganic filler uniformly.