Patents by Inventor Ola We Wettergren

Ola We Wettergren 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).

  • In-line fan housing
    Patent number: D437043
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: January 30, 2001
    Assignee: R. B. Kanalflakt, Inc.
    Inventor: Ola We Wettergren