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:
Apr. 29, 2003
Filed:
Mar. 19, 2002
Applicant:
Inventors:
James M. Forbis, Longmont, CO (US);
Dennis J. Cahalan, Longmont, CO (US);
Assignee:
Veeco Instruments Inc., Woodbury, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 3/102 ; G01R 3/100 ; G01R 3/312 ;
U.S. Cl.
CPC ...
G01R 3/102 ; G01R 3/100 ; G01R 3/312 ;
Abstract
A vertical probe card assembly containing a plurality of vertical probe cards is mounted within a central corridor or opening within a magnetic field generator. Each of the vertical probe cards has a multiplicity of probe needles extending downwardly therefrom for electrically contacting test pads of a device under test that is positioned below the magnetic field generator.