Patents by Inventor Ronald R. Rayandayan

Ronald R. Rayandayan 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).

  • Method for removal of surface films from reclaim substrates
    Patent number: 7775856
    Abstract: Embodiments of the invention describe a method for reclaiming a substrate by removing surface films with media blasting. A substrate is provided having a surface film. Media blasting is performed on the substrate to remove the surface film from the surface. In one embodiment media blasting removes a film from the substrate top surface. In another embodiment media blasting removes a film from the substrate top surface and side surface.
    Type: Grant
    Filed: September 27, 2007
    Date of Patent: August 17, 2010
    Assignee: Applied Materials, Inc.
    Inventors: Yashraj K. Bhatnagar, Ronald R. Rayandayan, Krishna Vepa
  • METHOD FOR REMOVAL OF SURFACE FILMS FROM RECLAIM SUBSTRATES
    Publication number: 20090088049
    Abstract: Embodiments of the invention describe a method for reclaiming a substrate by removing surface films with media blasting. A substrate is provided having a surface film. Media blasting is performed on the substrate to remove the surface film from the surface. In one embodiment media blasting removes a film from the substrate top surface. In another embodiment media blasting removes a film from the substrate top surface and side surface.
    Type: Application
    Filed: September 27, 2007
    Publication date: April 2, 2009
    Inventors: Yashraj K. Bhatnagar, Ronald R. Rayandayan, Krishna Vepa