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:
Oct. 15, 2002
Filed:
Jan. 24, 2000
Applicant:
Inventor:
Jeong-Soon Shin, Chungchongnam-do, KR;
Assignee:
Samsung SDI Co., Ltd., Youngin, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/36 ; H01M 4/50 ; H01M 4/62 ;
U.S. Cl.
CPC ...
H01M 4/36 ; H01M 4/50 ; H01M 4/62 ;
Abstract
A negative electrode for a secondary battery includes a substrate deposited with an active material including carbon and a metal oxide selected from aluminum, barium, magnesium and zinc oxides. The metal oxide is coated on a surface of particles of the active material or the metal oxide and the active material are powdered, then mixed together, and deposited on the substrate.