Patents Assigned to Applied Matierals, Inc.
  • Patent number: 11823940
    Abstract: The present invention relates to a method for manufacturing an electrostatic chuck comprising: a base member of a metal material; and a dielectric layer, formed on an upper surface of the base member, including an electrode layer to the inside of which a DC power is applied. According to the present invention, the dielectric layer is formed of a ceramic material by using at least one selected from among a plasma spraying method and a sol-gel method, and thus can be provided with low porosity to increase in lifespan, and with high permittivity to increase in adhesion force to a substrate.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: November 21, 2023
    Assignee: Applied Matierals, Inc.
    Inventor: Saeng Hyun Cho