Patents by Inventor Walter Tong

Walter Tong 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).

  • Publication number: 20240105429
    Abstract: A substrate support includes an edge ring, a heater element arranged within the edge ring, a ceramic layer, at least one heating element arranged within the ceramic layer, and a cable configured to provide power from a power source to the heater element and the at least one heating element. The cable includes a first plurality of wires connected to the heater element, a second plurality of wires connected to the at least one heating element, a filter module, and an isolation device connected only to the first plurality of wires between the filter module and the heater element. The first and second pluralities of wires are twisted together within the filter module. The isolation device is configured to compensate for a resonance frequency generated during operation of the heater element and the at least one heating element.
    Type: Application
    Filed: December 1, 2023
    Publication date: March 28, 2024
    Inventors: Seyed Jafar JAFARIAN-TEHRANI, Kenneth Walter Finnegan, Sean O'Brien, Benson Q. Tong
  • Publication number: 20140137483
    Abstract: A structure may include a side panel, a bottom panel may be connected to the side panel, a top panel may be connected to the side panel, and an end panel may be connected to the top panel. The side panel may be foldable to change the dimensions of the structure.
    Type: Application
    Filed: April 19, 2013
    Publication date: May 22, 2014
    Inventors: Walter Tong, Dana Huyen Dinh