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:
May. 30, 2017
Filed:
Jun. 16, 2015
Sumitomo Heavy Industries Ion Technology Co., Ltd., Tokyo, JP;
Yoshito Fujii, Ehime, JP;
Tetsuya Kudo, Ehime, JP;
Shinji Ebisu, Ehime, JP;
Suguru Hirokawa, Ehime, JP;
Keiji Okada, Kanagawa, JP;
Abstract
Provided is an ion implantation apparatus including: a vacuum processing chamber in which an ion implantation process for a wafer is performed; one or more load lock chambers that are used for bringing the wafer into the vacuum processing chamber and taking out the wafer from the vacuum processing chamber; an intermediate conveyance chamber that is disposed to be adjacent to both the vacuum processing chamber and the load lock chamber; a load lock chamber-intermediate conveyance chamber communication mechanism including a gate valve capable of sealing a load lock chamber-intermediate conveyance chamber communication port; and an intermediate conveyance chamber-vacuum processing chamber communication mechanism including a movable shielding plate capable of shielding a part or the whole of the intermediate conveyance chamber-vacuum processing chamber communication port.