Patents by Inventor Ulrich Frehse

Ulrich Frehse 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).

  • Mobile cooler
    Patent number: D415658
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: October 26, 1999
    Assignee: 3F GmbH & Co. KG Freizeitartikel
    Inventor: Ulrich Frehse
  • Mobile cooler
    Patent number: D421552
    Type: Grant
    Filed: February 4, 1998
    Date of Patent: March 14, 2000
    Assignee: 3F GmbH & Co. KG Freizeitartikel
    Inventor: Ulrich Frehse