Patents by Inventor Rajkeshar SINGH

Rajkeshar SINGH 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).

  • Conical pocket laser-sustained plasma lamp
    Patent number: 11637008
    Abstract: A plasma lamp for use in a broadband plasma source of an inspection tool is disclosed. The plasma lamp includes a plasma bulb configured to contain a gas and generate a plasma within the plasma bulb. The plasma bulb is formed from a material at least partially transparent to illumination from a pump laser and at least a portion of broadband radiation emitted by the plasma. The plasma bulb includes a conical pocket. The conical pocket is configured to disrupt a plume rising from the plasma.
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: April 25, 2023
    Assignees: KLA CORPORATION, USHIO, INC.
    Inventors: Sumeet Kumar, Joshua Wittenberg, Mark S. Wang, Rajkeshar Singh, Yoshio Kagebayashi, Shinichiro Nozaki
  • Water desalination system and method for fast cooling saline water using turbines
    Patent number: 10246345
    Abstract: A desalinating system and method is disclosed. The desalination system comprises using a turbo freeze or fast-cooling process to freeze saline water droplets and separate salt crystals from pure water crystals, wherein said system provides for simultaneous injection of saline water droplets and a chilled refrigerant into a freezing chamber at a slip velocity sufficient to reduce the size of the saline water droplets to an optimal diameter.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: April 2, 2019
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Vitali Victor Lissianski, Douglas Carl Hofer, John Aibangbee Osaheni, Rajkeshar Singh, Anna Lis Laursen, Francisco J. Moraga
  • WATER DESALINATION SYSTEM AND METHOD FOR FAST COOLING SALINE WATER USING TURBINES
    Publication number: 20170190597
    Abstract: A desalinating system and method is disclosed. The desalination system comprises using a turbo freeze or fast-cooling process to freeze saline water droplets and separate salt crystals from pure water crystals, wherein said system provides for simultaneous injection of saline water droplets and a chilled refrigerant into a freezing chamber at a slip velocity sufficient to reduce the size of the saline water droplets to an optimal diameter.
    Type: Application
    Filed: December 30, 2015
    Publication date: July 6, 2017
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Vitali Victor LISSIANSKI, Douglas Carl HOFER, John Aibangbee OSAHENI, Rajkeshar SINGH, Anna Lis LAURSEN, Francisco J. MORAGA