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:
Jul. 09, 2024

Filed:

Feb. 22, 2019
Applicant:

Tokyo Electron Limited, Tokyo, JP;

Inventors:

Yasuharu Sasaki, Miyagi, JP;

Ryo Chiba, Miyagi, JP;

Akira Nagayama, Miyagi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/687 (2006.01); H01J 37/32 (2006.01); H01L 21/67 (2006.01); H01L 21/683 (2006.01);
U.S. Cl.
CPC ...
H01L 21/68785 (2013.01); H01J 37/32724 (2013.01); H01L 21/67109 (2013.01); H01L 21/6831 (2013.01); H01J 2237/3343 (2013.01);
Abstract

A plasma processing apparatus includes a mounting stage including a mounting surface, on which an object to be processed is mounted, a back surface provided on a side opposite to the mounting surface, a plate-like member, in which a first hole penetrating through the mounting surface and the back surface is formed, and a base having a supporting surface for supporting the plate-like member and having a second hole communicating with the first hole; and an embedment member disposed inside the first and second holes, the first embedment member being disposed inside the first hole, the second embedment member being disposed inside the second hole, wherein the first embedment member and the second embedment member are not mutually fixed, and the first embedment member has a portion having a wider width than a width of an upper end portion on a lower side than the upper end portion.


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