Patents by Inventor Steve M. Metcalf

Steve M. Metcalf 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).

  • Device for repelling pests
    Patent number: 5257012
    Abstract: A device for repelling pests utilizing a liquid which is held in a container. The container is vibrated to promote evaporation of the liquid and, simultaneously, to produce a sound which drives away the pests. Power is provided to the vibrator and is initiated by switch which may be operated by a movement sensor.
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: October 26, 1993
    Inventor: Steve M. Metcalf