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:
Sep. 07, 2021
Filed:
Nov. 21, 2019
Applicant:
Tokyo Electron Limited, Tokyo, JP;
Inventors:
Tatsuya Yamaguchi, Iwate, JP;
Yasuaki Kikuchi, Iwate, JP;
Koji Yoshii, Iwate, JP;
Wataru Nakajima, Iwate, JP;
Norio Baba, Iwate, JP;
Assignee:
TOKYO ELECTRON LIMITED, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01); H01L 21/263 (2006.01); H01L 21/66 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67109 (2013.01); H01L 21/2636 (2013.01); H01L 22/30 (2013.01);
Abstract
A heat treatment apparatus includes a heating unit provided around a processing container accommodating a substrate; a plurality of blowing units configured to blow a cooling medium into a space between the processing container and the heating unit; and a shutter configured to simultaneously opens/closes at least two of the plurality of blowing units and including a slit formed corresponding to each of the blowing units.