Patents by Inventor Fong-Sheng Fan

Fong-Sheng Fan 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).

  • Dual-band bandpass filter
    Publication number: 20070013462
    Abstract: A dual-band bandpass filter for integrating two bandpass filters of two frequency bands includes a first filter unit and a second filter unit. The first filter unit is used to pass a signal of a first frequency band and the second filter unit is used to pass a signal of a second frequency band.
    Type: Application
    Filed: February 15, 2006
    Publication date: January 18, 2007
    Inventor: Fong-Sheng Fan