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:
Dec. 10, 2024
Filed:
Oct. 07, 2022
Applied Materials, Inc., Santa Clara, CA (US);
Shinichi Oki, Chiba prefecture, JP;
Yuji Aoki, Kanagawa prefecture, JP;
Trishul Byregowda Shivalingaiah, Bangalore, IN;
APPLIED MATERIALS, INC., Santa Clara, CA (US);
Abstract
Embodiments of bipolar electrostatic chucks are provided herein. In some embodiments, a bipolar electrostatic chuck includes a ceramic plate; a plurality of electrodes disposed in the ceramic plate, wherein the plurality of electrodes include one or more positive electrodes arranged in a first pattern and one or more negative electrodes arranged in a second pattern; an aluminum base plate coupled to the ceramic plate; a positive conduit extending through the aluminum base plate and electrically coupled to the one or more positive electrodes, and a negative conduit extending through the aluminum base plate and electrically coupled to the one or more negative electrodes; and a first insulative tube disposed about each of the positive conduit and the negative conduit.