Patents by Inventor Frej Lewenhaupt Sandberg

Frej Lewenhaupt Sandberg 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).

  • Steam iron
    Patent number: D955072
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: June 14, 2022
    Assignee: STEAMERY AB
    Inventors: Frej Lewenhaupt Sandberg, Yanjie Wang, Qian Jiang, Johan Frössén