Patents by Inventor Richard D. Patricelli

Richard D. Patricelli 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: 5317643
    Abstract: An apparatus including a radio receiver mounted interiorly of a welding helmet adjacent an upper edge thereof, with a plurality of speakers selectively securable adjacent an interior surface of the helmet. A modification of the invention includes a flexible semi-circular speaker cup mounting each audio head phone therewithin to enhance audio transmission, as well as hook members to secure excessive speaker wire relative to each head phone. The head phone wires are mounted utilizing cooperative hook and loop fastener strips to secure the head phone wires within the helmet, as required.
    Type: Grant
    Filed: February 8, 1993
    Date of Patent: May 31, 1994
    Inventor: Richard D. Patricelli