Patents by Inventor John D. Murphy

John D. Murphy 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).

  • Publication number: 20240114287
    Abstract: A device including a speaker and a housing, in which the speaker is configured to generate sound and includes a diaphragm and the housing encloses the speaker and includes a plurality of openings within one portion of the housing. The speaker is positioned within the housing to define a front chamber between the diaphragm and the one portion, and the plurality of openings are sized to collectively generate, with the front chamber, an increased output of the device within a frequency range of an output of the speaker corresponding to an alarm tone. Also provided are methods for assembling a device including a speaker and a housing.
    Type: Application
    Filed: September 26, 2023
    Publication date: April 4, 2024
    Inventors: Curtis Gahimer, John D'Aversa, JR., Patrick Lloyd Murphy
  • Patent number: 5109990
    Abstract: A kitchenware drying rack comprising a central frame, which has outwardly extending arms for holding kitchenware, mounted on a base adapted to rest on a flat surface adjacent a sink basin, and a platform that connects with the base lower end and extends downwardly into the sink basin to stabilize the rack and prevent its tipping.
    Type: Grant
    Filed: March 5, 1991
    Date of Patent: May 5, 1992
    Inventors: John D. Murphy, Leo I. Kurtz