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:
Dec. 23, 2003
Filed:
Feb. 21, 2001
Applicant:
Inventors:
Jun Matsumura, Otsu, JP;
Hiroshi Inoue, Toyohashi, JP;
Mitsugu Takaki, Toyohashi, JP;
Noriyuki Fujioka, Kosai, JP;
Munehisa Ikoma, Toyohashi, JP;
Kohei Suzuki, Yao, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/80 ; B23P 1/500 ;
U.S. Cl.
CPC ...
H01M 4/80 ; B23P 1/500 ;
Abstract
After joining strips of lead plates in a lengthwise direction to a strip of porous metal sheet having a three-dimensional structure, the metal sheet is rolled entirely or in the vicinity of the lead plates. The porous metal sheet is then cut into several electrode substrates, which are coated with active materials and further cut into several electrode plates having a lead plate on one side thereof.