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. 17, 2012
Filed:
Oct. 17, 2007
Shigekazu Komatsu, Yamanashi, JP;
Mitsuyoshi Miyazono, Tokyo, JP;
Kazuya Asaoka, Aichi, JP;
Tokyo Electron Limited, Tokyo, JP;
Abstract
Installed in a probe device is a holding member for inspection which can be mounted on a chuck. The holding member for inspection includes a support plate capable of mounting thereon a chip in which the power device is formed; pins for positioning the chip mounted on the support plate; and a metal film formed on a surface of the support plate in a range from a mounting area on which the chip is mounted to an exposed area on which the chip is not mounted. When inspecting the power device, the chip is fixed onto the mounting area in the holding member for inspection, one probe pin is brought into contact with a terminal on a top surface of the chip; and another probe pin is brought into contact with the metal film in the exposed area.