Patents by Inventor Ryan V. Collins

Ryan V. Collins 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).

  • Methods and apparatus for receiving user input via time domain reflectometry
    Publication number: 20040239616
    Abstract: In one embodiment a method includes defining an input location and detecting at least in part presence of an input indicator at the input location by employing time domain reflectometry.
    Type: Application
    Filed: May 28, 2003
    Publication date: December 2, 2004
    Inventor: Ryan V. Collins