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. 08, 2013
Filed:
Dec. 03, 2010
Applicant:
Takashi Kusaka, Gunma, JP;
Inventor:
Takashi Kusaka, Gunma, JP;
Assignee:
Advantest Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 1/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A contact device including a contact array, in which contacts are arranged in a grid, and a plurality of differential wire pairs electrically connected to the contact array, wherein each differential wire pair is connected to a contact pair formed by two adjacent contacts in the contact array, and each contact pair is arranged such that a direction of a straight line connecting the two contacts therein is different from a direction of a straight line connecting the two contacts in a contact pair adjacent thereto.