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. 08, 2011
Filed:
Jul. 20, 2005
Applicants:
Tomohiko Kida, Miyagi, JP;
Hideharu Onodera, Miyagi, JP;
Shunji Watanabe, Miyagi, JP;
Kensuke Tahara, Miyagi, JP;
Yoshibumi Nakamura, Miyagi, JP;
Inventors:
Tomohiko Kida, Miyagi, JP;
Hideharu Onodera, Miyagi, JP;
Shunji Watanabe, Miyagi, JP;
Kensuke Tahara, Miyagi, JP;
Yoshibumi Nakamura, Miyagi, JP;
Assignee:
Seiko Instruments Inc., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/00 (2006.01); H01M 4/82 (2006.01); H01M 2/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrochemical cell has a container having a main surface and a cavity containing therein a positive electrode, a negative electrode, a separator separating the positive and negative electrodes from one another, and an electrolyte. A sealing plate that seals the cavity of the container is bonded to the main surface of the container with an unoxidized weld.