Patents by Inventor Warren S. Harwood

Warren S. Harwood 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: 4657107
    Abstract: A loudspeaker cabinet which has an open top and an open back which is defined by three in number of panels which are connected together. There is a front panel interposed between a pair of side panels with the side panels being angularly disposed relative to the front panel so that the rear edges of the side panels are located closer together than the front edges. Within the front panel there is mounted an array of loudspeakers. The vibrating diaphragm of each of the loudspeakers are located to be substantially in planar alignment with each other.
    Type: Grant
    Filed: February 18, 1986
    Date of Patent: April 14, 1987
    Inventor: Warren S. Harwood