Test device and probe polishing method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12259419
APP PUB NO 20220128603A1
SERIAL NO

17506372

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Importance

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Abstract

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A test device for testing a substrate is provided. The device comprises: a mounting table for test on which the substrate under test is mounted; a transportation mechanism to transport the substrate under test; a mounting table for polishing on which a polishing substrate is mounted; a first forward or backward movement mechanism to move the mounting table for test with respect to a probe; and a second forward or backward movement mechanism to move the mounting table for polishing with respect to the probe, wherein the mounting table for polishing is provided separately from the mounting table for test, a retreat region of the mounting table for test is opposite to a retreat region of the mounting table for polishing, and the second forward or backward movement mechanism is configured such that a portion of the polishing substrate overlaps the probe while the other portion of the polishing substrate does not overlap the probe.

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Patent Owner(s)

Patent OwnerAddress
TOKYO ELECTRON LIMITEDTOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kobayashi, Masahito Yamanashi, JP 75 853

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