Patents by Inventor Erika L. Kneller

Erika L. Kneller 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).

  • Ultrasonic pest repeller
    Patent number: 7012506
    Abstract: A pest repeller including at least a first ultrasound transmitter mounted on a base and a second transmitter rotatably mounted above the first transmitter. Both transmitters can be rotatably mounted on a common post carried by the base. The arrangements permit a greater ultrasound coverage of an area because of the relative rotation of the superimposed speakers.
    Type: Grant
    Filed: February 6, 2004
    Date of Patent: March 14, 2006
    Assignee: Woodstream Corporation
    Inventors: Christopher T. Rich, Erika L. Kneller
  • Ultrasonic pest repeller
    Publication number: 20040201459
    Abstract: A pest repeller including at least a first ultrasound transmitter mounted on a base and a second transmitter rotatably mounted above the first transmitter. Both transmitters can be rotatably mounted on a common post carried by the base. The arrangements permit a greater ultrasound coverage of an area because of the relative rotation of the superimposed speakers.
    Type: Application
    Filed: February 6, 2004
    Publication date: October 14, 2004
    Inventors: Christopher T. Rich, Erika L. Kneller