Radiant energy – Inspection of solids or liquids by charged particles
Reexamination Certificate
2006-07-18
2006-07-18
Wells, Nikita (Department: 2881)
Radiant energy
Inspection of solids or liquids by charged particles
C250S307000, C250S310000, C250S311000, C250S431000, C250S443100, C438S014000
Reexamination Certificate
active
07078689
ABSTRACT:
One embodiment disclosed relates to an integrated electron beam inspection and contaminant removal tool. An electron beam column is configured to image an area on a substrate being inspected. A contaminant removal subsystem is integrated with the electron beam column and configured to remove contamination from a surface of the substrate. Means is advantageously included by which the substrate is kept from being exposed to air between the contaminant removal subsystem and the electron beam column.
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patent: WO 00/19518 (2000-04-01), None
patent: WO 01/59831 (2001-08-01), None
Adler David L.
Nasser-Ghodsi Mehran
KLA-Tencor Technologies Corporation
Okamoto & Benedicto LLP
Wells Nikita
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