Patents by Inventor Louis Porzilli

Louis Porzilli 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: 5327985
    Abstract: The present invention relates to an acoustical transducer enclosure which is particularly adapted for directing sound waves and is housed in a multisided enclosure. The enclosure has a cylindrical hollow tube, held in position by a pair of forward baffles, with a speaker housed within. Forward wave guides line the interior area of the enclosure. A wave form vent is located on a horizontal plane with the speaker at one end of the cylindrical hollow tube. A rear back pressure booster baffle is located at the end of the cylindrical hollow tube with a wave splitter which is located proximate the rear back pressure booster.
    Type: Grant
    Filed: December 2, 1991
    Date of Patent: July 12, 1994
    Inventor: Louis Porzilli