Patents by Inventor Bjorn Weckstrom

Bjorn Weckstrom 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).

  • Patent number: D258200
    Type: Grant
    Filed: January 8, 1979
    Date of Patent: February 10, 1981
    Assignee: Oy Heinrich Frentz Ab
    Inventor: Bjorn Weckstrom