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.

Date of Patent:
Sep. 10, 2002

Filed:

Sep. 13, 1999
Applicant:
Inventors:

Mikio Iwata, Kyoto, JP;

Kazumasa Matsuo, Kyoto, JP;

Takefumi Inoue, Kyoto, JP;

Hiroaki Yoshida, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/08 ;
U.S. Cl.
CPC ...
H01M 2/08 ;
Abstract

An electrolyte injecting metallic plug laser-welded to an outer edge of an electrolyte injecting port on a periphery of a battery case. At least a part of the electrolyte injecting metallic plug is inserted into the electrolyte injecting port.


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