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:
Jan. 16, 2001
Filed:
Mar. 15, 1999
Applicant:
Inventors:
Mutsumi Yano, Hirakata, JP;
Mitsunori Tokuda, Osaka, JP;
Mitsuzou Nogami, Itano-gun, JP;
Shin Fujitani, Hirakata, JP;
Koji Nishio, Hirakata, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 ;
U.S. Cl.
CPC ...
H01M 4/58 ;
Abstract
A positive-electrode active material for alkaline secondary battery according to the invention has an &agr;-Ni(OH),crystal structure which incorporates therein manganese and a trivalent metal other than manganese.