Patents by Inventor Roderick A. Dick

Roderick A. Dick 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: 4819761
    Abstract: A sound radiating loudspeaker and tubular enclosure combination wherein the tubular enclosure is either formed in a helical configuration or two or more straight tubular sections which interest each other at an angle. In either form the tube is capable of free standing on a supporting surface with a loudspeaker closing the upper end of the tube and angled generally toward a listening area. Also in either form, additional speakers enclosed in shorter tubes may be joined to the main tube with all speakers either in a common plane or in planes at a slight angle to one another.
    Type: Grant
    Filed: January 11, 1988
    Date of Patent: April 11, 1989
    Inventor: Roderick A. Dick