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. 09, 2010
Filed:
Nov. 08, 2005
Applicants:
Kuniyasu Oya, Fukushima, JP;
Kenta Yamamoto, Fukushima, JP;
Naoko Yamakawa, Fukushima, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
A size AA alkaline battery includes an anode principally composed of zinc functioning as an active material, a cathode principally composed of manganese dioxide or nickel oxyhydroxide functioning as an active material, a separator composed of a nonwoven fabric, an electrolyte composed of an aqueous solution of potassium hydroxide, and zinc oxide.