Patents by Inventor Douglas H. Glendon

Douglas H. Glendon 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).

  • Hearing aid apparatus
    Patent number: 6493453
    Abstract: An improved earring-style hearing aid that includes an ear mold that renders the majority of the ear canal unfilled, and that delivers to the eardrum amplified sound that is received through a breakaway connector from a hearing aid circuit that is attached to the ear lobe and that can be configured using one of many different covers to take the appearance of one of many different earrings.
    Type: Grant
    Filed: February 25, 1999
    Date of Patent: December 10, 2002
    Inventor: Douglas H. Glendon
  • Hearing aid apparatus
    Patent number: 5812680
    Abstract: An improved earring-style hearing aid includes a tongue-shaped mold that fits along the bottom of the ear canal, leaving the ear canal substantially unfilled, and that delivers to the eardrum amplified sound that is received through a removably attachable connector from a combination microphone and amplification circuit that is attached to the ear lobe and that can be configured using one of many different covers to take the appearance of one of many different earrings.
    Type: Grant
    Filed: July 8, 1996
    Date of Patent: September 22, 1998
    Inventor: Douglas H. Glendon