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:
Jan. 16, 2024
Filed:
Jul. 15, 2021
Applicant:
Tokyo Electron Limited, Tokyo, JP;
Inventor:
Hiroyuki Nakayama, Yamanashi, JP;
Assignee:
Tokyo Electron Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/26 (2020.01); G01R 1/073 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2642 (2013.01); G01R 1/07342 (2013.01);
Abstract
An inspection apparatus includes a stage on which a substrate having an inspection target is placed, a probe card, a light irradiator, and a controller. The probe card has probes that supply a current to the inspection target. The light irradiator irradiates light to heat the substrate. The controller controls the light irradiator to execute uniformly heating the inspection target by the light from the light irradiator, and heating an outer peripheral portion of the inspection target by the light from the light irradiator.