Patents by Inventor Arunkumar M Tatti

Arunkumar M Tatti has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10325790
    Abstract: Embodiments of methods and apparatus for correcting substrate deformity are provided herein. In some embodiments, a substrate support includes a base having an interior volume formed by walls extending upward from the base; a plurality of infrared lamps disposed within the interior volume; a support plate disposed above the plurality of infrared lamps, wherein the support plate includes a support surface to support a substrate; and a cover plate disposed atop the support plate and having a central opening corresponding to the support surface and an exhaust portion at a periphery of a top surface of the cover plate, wherein the exhaust portion includes a plurality of perforations fluidly coupling a space above the cover plate with an exhaust conduit formed in the cover plate. Embodiments of a showerhead assembly and processing equipment incorporating the inventive substrate support and showerhead assembly are additionally provided herein.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: June 18, 2019
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Eng Sheng Peh, Sriskantharajah Thirunavukarasu, Jun-Liang Su, Shoju Vayyapron, Karthik Elumalai, Dimantha Rajapaksa, Arunkumar M Tatti
  • Publication number: 20180218928
    Abstract: Embodiments of methods and apparatus for correcting substrate deformity are provided herein. In some embodiments, a substrate support includes a base having an interior volume formed by walls extending upward from the base; a plurality of infrared lamps disposed within the interior volume; a support plate disposed above the plurality of infrared lamps, wherein the support plate includes a support surface to support a substrate; and a cover plate disposed atop the support plate and having a central opening corresponding to the support surface and an exhaust portion at a periphery of a top surface of the cover plate, wherein the exhaust portion includes a plurality of perforations fluidly coupling a space above the cover plate with an exhaust conduit formed in the cover plate. Embodiments of a showerhead assembly and processing equipment incorporating the inventive substrate support and showerhead assembly are additionally provided herein.
    Type: Application
    Filed: November 13, 2017
    Publication date: August 2, 2018
    Inventors: Eng Sheng PEH, Sriskantharajah THIRUNAVUKARASU, Jun-Liang SU, Shoju VAYYAPRON, Karthik ELUMALAI, Dimantha RAJAPAKSA, Arunkumar M Tatti