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. 05, 2008
Filed:
Sep. 02, 2002
Applicants:
Takayuki Umebayashi, Neyagawa, JP;
Mitsuji Adachi, Suita, JP;
Inventors:
Takayuki Umebayashi, Neyagawa, JP;
Mitsuji Adachi, Suita, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
In an alkaline dry battery comprising a positive electrode, a negative electrode, and an alkaline electrolyte, the positive electrode includes manganese dioxide and graphite powder and contains Ti(SO)as an additive.