Patents by Inventor Gunnar A. Ullven

Gunnar A. Ullven 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: D277060
    Type: Grant
    Filed: April 23, 1982
    Date of Patent: January 8, 1985
    Inventor: Gunnar A. Ullven