Patents by Inventor Dwayne H. Spanbroek

Dwayne H. Spanbroek 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 system with detachable grill
    Patent number: 12671924
    Abstract: An audio system can include a speaker frame, a first loudspeaker mounted within the frame, a perforated mounting ring suspended from the frame, a second loudspeaker, a plurality of magnets, and a grill including a magnetic portion. The perforated mounting ring includes a central aperture in which the second loudspeaker is mounted. The magnets are disposed on the mounting ring to allow the grill to removably attach to the speaker frame through magnetic coupling with mounting ring.
    Type: Grant
    Filed: April 2, 2024
    Date of Patent: June 30, 2026
    Assignee: Garmin International, Inc.
    Inventors: Stephen V. Veselaski, Jr., Dwayne H. Spanbroek
  • AUDIO SYSTEM WITH DETACHABLE GRILL
    Publication number: 20250310671
    Abstract: An audio system can include a speaker frame, a first loudspeaker mounted within the frame, a perforated mounting ring suspended from the frame, a second loudspeaker, a plurality of magnets, and a grill including a magnetic portion. The perforated mounting ring includes a central aperture in which the second loudspeaker is mounted. The magnets are disposed on the mounting ring to allow the grill to removably attach to the speaker frame through magnetic coupling with mounting ring.
    Type: Application
    Filed: April 2, 2024
    Publication date: October 2, 2025
    Inventors: Stephen V. Veselaski, JR., Dwayne H. Spanbroek
  • ILLUMINATED SPEAKER
    Publication number: 20190281374
    Abstract: A loudspeaker comprises a circuit board which mounts a number of light units each including multiple LEDs in a position so that when illuminated they are visible though a transparent or translucent diaphragm and protected from exposure to the environment external to the loudspeaker.
    Type: Application
    Filed: March 12, 2018
    Publication date: September 12, 2019
    Applicant: JL Audio, Inc.
    Inventors: Lucio Proni, Dwayne H. Spanbroek, Carlos A. Gomez