Patents by Inventor Ulrich Lukas

Ulrich Lukas 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).

  • Isolated DC/DC converter with secondary-side full bridge diode rectifier and asymmetrical auxiliary capacitor
    Patent number: 11973440
    Abstract: A voltage converter for direct current includes a power converter circuit having a transformer, a switch converter bridge on a primary-side of the transformer, and a full-bridge rectifier on a secondary side of the transformer. The full-bridge rectifier has first and second rectifier branches. A capacitor is asymmetrically connected to the second rectifier branch.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: April 30, 2024
    Assignee: KOSTAL Automobil Elektrik GmbH & Co. KG
    Inventor: Ulrich Lukas
  • Isolated DC/DC Converter with Secondary-Side Full Bridge Diode Rectifier and Asymmetrical Auxiliary Capacitor
    Publication number: 20220014105
    Abstract: A voltage converter for direct current includes a power converter circuit having a transformer, a switch converter bridge on a primary-side of the transformer, and a full-bridge rectifier on a secondary side of the transformer. The full-bridge rectifier has first and second rectifier branches. A capacitor is asymmetrically connected to the second rectifier branch.
    Type: Application
    Filed: September 23, 2021
    Publication date: January 13, 2022
    Applicant: KOSTAL Automobil Elektrik GmbH & Co. KG
    Inventor: Ulrich Lukas