Patents by Inventor Christopher Chia

Christopher Chia 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).

  • Preferential heating of materials by use of non-ionizing electromagnetic radiation
    Patent number: 6248986
    Abstract: Method and apparatus for preferential heating of a material are based on exposing the material to high intensity, pulsed, non-ionizing electromagnetic radiation. The method can destroy microorganisms, sterilize packaging, or sterilize moist food. An embodiment uses microwave radiation with pulse duration of less than 0.1 second with an average power of at least 1 kW to sterilize open-ended metal can prior to packaging.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: June 19, 2001
    Assignee: Amcor Packaging (Australia) Pty. Ltd.
    Inventors: Van Nguyen Tran, Christopher Chia Shyong Pan, David Lee Carew