Patents by Inventor Jean-Pierre M. da Silva

Jean-Pierre M. da Silva 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).

  • Audio-adapted eyeglass retainer
    Patent number: 5608808
    Abstract: A hollow, strap-like eyeglass retainer (20) which provides audio electronic connections to interact with radio or other audio signal producing equipment (46) and audio speakers.
    Type: Grant
    Filed: November 21, 1994
    Date of Patent: March 4, 1997
    Inventor: Jean-Pierre M. da Silva
  • Audio-adapted eyeglass retainer
    Patent number: 5367345
    Abstract: The invention relates to a hollow, strap-like eyeglass retainer which will provide audio electronic connections to interact with radio or other audio signal producing and audio speakers.
    Type: Grant
    Filed: February 14, 1992
    Date of Patent: November 22, 1994
    Inventor: Jean-Pierre M. da Silva