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:
Mar. 25, 2014
Filed:
Jul. 31, 2009
Applicant:
Kentaro Takahashi, Sumoto, JP;
Inventor:
Kentaro Takahashi, Sumoto, JP;
Assignee:
SANYO Electric Co., Ltd., Moriguchi-shi, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/05 (2010.01); H01M 2/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a non-aqueous electrolyte secondary battery which has excellent high-temperature cycle characteristics, while maintaining the shutdown response speed of the separator and the overcharge characteristics after many repeated cycles at high temperatures. The battery uses a non-aqueous electrolyte containing a carboxylic acid ester and a nitrile compound, and a separator having a porosity of 28 to 54% and an air permeability of 86 to 450 secs/dl.
Takahashi, Kentaro. (2014). Non-aqueous electrolyte secondary battery having a nitrile compound and a carboxylic acid ester compound (U.S. Patent No. 8679676). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8679676
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile