Patents by Inventor Staffan Ramer

Staffan Ramer 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: D307251
    Type: Grant
    Filed: August 20, 1987
    Date of Patent: April 17, 1990
    Assignee: Alvema Aktiebolag
    Inventor: Staffan Ramer