Patents by Inventor Houng-Chol Hong

Houng-Chol Hong 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: 20020030552
    Abstract: The microwave DPDT switch according to the present invention is composed of (1) a branch line coupler having three gaps at the branch lines among two input ports and two output ports, and (2) three SPST switches locating at the three branch line gaps to transmit input signals to the output ports.
    Type: Application
    Filed: January 10, 2001
    Publication date: March 14, 2002
    Inventors: Houng-Chol Hong, Doo-Young Ha