Patents by Inventor Andreas Zinganki

Andreas Zinganki 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).

  • High frequency loudspeaker
    Patent number: 6888946
    Abstract: A tweeter with a light, thin sandwich plate which can be excited into multiple reflected bending waves, and a driver which makes a vibrating contact and excites the sandwich plate, where the driver is designed for higher sound frequencies and the sandwich plate for propagating bending waves with low damping. The sandwich plate is freely carried with low damping by holding elements, where the latter are designed to be low damping at higher sound frequencies.
    Type: Grant
    Filed: April 20, 2001
    Date of Patent: May 3, 2005
    Assignee: Harman Audio Electronic Systems GmbH
    Inventors: Wolfgang Bachmann, Gerhard Krump, Hans-Juergen Regl, Andreas Zinganki
  • High frequency loudspeaker
    Publication number: 20010055403
    Abstract: A tweeter with a light, thin sandwich plate which can be excited into multiple reflected bending waves, and a driver which makes a vibrating contact and excites the sandwich plate, where the driver is designed for higher sound frequencies and the sandwich plate for propagating bending waves with low damping. The sandwich plate is freely carried with low damping by holding elements, where the latter are designed to be low damping at higher sound frequencies.
    Type: Application
    Filed: April 20, 2001
    Publication date: December 27, 2001
    Applicant: Harman Audio Electronic Systems GmbH
    Inventors: Wolfgang Bachmann, Gerhard Krump, Hans-Juergen Regl, Andreas Zinganki