Patents by Inventor John J. Shea, Jr.

John J. Shea, Jr. 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).

  • Check valve and method for facilitating pressurization of a patient's middle ear
    Patent number: 5746725
    Abstract: A check valve for providing fluid communication between a patient's middle ear and external auditory canal for improved comfort and hearing. The check valve is configured for permitting fluid to flow from the external auditory canal into the middle ear and for checking fluid flow from the middle ear to the external auditory canal.
    Type: Grant
    Filed: December 15, 1995
    Date of Patent: May 5, 1998
    Assignee: Metaphase Technology Access, Ltd.
    Inventors: Tadmor Shalon, John J. Shea, Jr.
  • Stapedial prosthesis
    Patent number: 3931648
    Abstract: A prosthesis for replacing a defective stapes of the middle ear. A piston is provided for transmitting sound vibrations from the incus to the oval window of the middle ear. A clamp is securely attached to the piston for anchoring the piston to the incus. The clamp is capable of being easily bent to securely grasp the incus and is capable of maintaining that bent shape after the force causing it to be bent is removed.
    Type: Grant
    Filed: January 8, 1975
    Date of Patent: January 13, 1976
    Assignee: Richards Manufacturing Company
    Inventor: John J. Shea, Jr.