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.

Date of Patent:
Feb. 15, 2022

Filed:

Aug. 23, 2021
Applicant:

Shin-etsu Engineering Co., Ltd., Tokyo, JP;

Inventors:

Kyouhei Tomioka, Gunma, JP;

Yoshikazu Ohtani, Gunma, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01); H01L 23/00 (2006.01); H01L 21/683 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67132 (2013.01); H01L 21/6836 (2013.01); H01L 21/6838 (2013.01); H01L 24/98 (2013.01); H01L 2221/68386 (2013.01); H01L 2224/98 (2013.01);
Abstract

A workpiece-separating device includes a holding member configured to detachably hold one of a workpiece or a supporting body of a laminated body and a light irradiation part configured to perform light irradiation on a separating layer, the holding member including: a stage facing one of the workpiece or the supporting body, a fixed supporting part projecting from the stage toward the laminated body and including a still suction pad immovable in a projection direction, and a movable supporting part projecting from the stage toward the laminated body and including a response suction pad that is movable in a projection direction and elastically deformable, a plurality of the fixed supporting parts and a plurality of the movable supporting parts disposed in a dispersed manner, and the plurality of response suction pads project toward the laminated body further than the plurality of still suction pads.


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