Patents by Inventor Duane Carpenter

Duane Carpenter 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).

  • Patent number: 6082868
    Abstract: The present invention is an air circulating fan which creates optical displays. The fan comprises a housing in a generally circular configuration with a central axis. Also provided is a propeller formed of a plurality of blades mounted for rotational movement within the housing about an axis of rotation coincident with the central axis of the housing, the blades have exposed surfaces with fluorescent paint thereon. A light source is located within the housing in operative proximity to the blades disseminating light from the blades. Further included is a drive mechanism to rotate the blades and a power source to illuminate the light source.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: July 4, 2000
    Inventor: Duane Carpenter