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:
Jan. 07, 2003

Filed:

Sep. 16, 2000
Applicant:
Inventors:

Yu Zhou, Libertyville, IL (US);

David Yu, Bloomingdale, IL (US);

Robert Edward Aldaz, Carol Stream, IL (US);

Theodore A. Khoury, Evanston, IL (US);

Assignee:

Advantest Corp., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/900 ;
U.S. Cl.
CPC ...
H01L 2/900 ;
Abstract

A contact structure for establishing electrical connection with contact targets. The contact structure is formed of a contact substrate and a plurality of contactors. The contactor has a tip portion at one end of the contactor to contact with the contact target, a base portion at another end of the contactor which is inserted in a through hole provided on the contact substrate in such a way that an end of the contactor functions as a contact pad for electrical connection at a surface of the contact substrate, and a spring portion provided between the tip portion and the base portion which produces a contact force when the contactor is pressed against the contact target.


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