Patents by Inventor Barden A. Conroe

Barden A. Conroe 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).

  • Soft tip speculum
    Patent number: 4380998
    Abstract: A removable speculum for use in conjunction with an otoscope. The speculum contains a soft, rubber-like tip bonded upon the distal end thereof for protecting the ear canal and forming a seal therewith. An internal seal is also provided that acts between the speculum and a receiving surface upon the otoscope.
    Type: Grant
    Filed: January 5, 1981
    Date of Patent: April 26, 1983
    Assignee: Welch Allyn, Inc.
    Inventors: Joseph D. Kieffer, III, John Cecil, Jr., Barden A. Conroe