Patents by Inventor Fredrik Westergren

Fredrik Westergren 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).

  • Exhaust silencer
    Patent number: D1047847
    Type: Grant
    Filed: June 16, 2022
    Date of Patent: October 22, 2024
    Assignee: Volvo Truck Corporation
    Inventors: Gert-Ove Wahlström, Fredrik Westergren, Martin Kandels
  • Exhaust silencer
    Patent number: D1130242
    Type: Grant
    Filed: October 5, 2023
    Date of Patent: June 16, 2026
    Assignee: Volvo Truck Corporation
    Inventors: Gert-Ove Wahlström, Fredrik Westergren, Martin Kandels