Patents by Inventor Elizabeth Rule

Elizabeth Rule 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).

  • In-ear monitoring system and method with bidirectional channel
    Publication number: 20050281422
    Abstract: An in-ear monitor assembly includes an internal microphone to facilitate a bidirectional voice communication channel.
    Type: Application
    Filed: June 22, 2005
    Publication date: December 22, 2005
    Inventors: Stephen Armstrong, Brad Marshall, Elizabeth Rule