Patents by Inventor Michael W. Hogenson

Michael W. Hogenson 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).

  • Drainage apparatus with pattern
    Patent number: D521127
    Type: Grant
    Filed: November 29, 2004
    Date of Patent: May 16, 2006
    Assignee: SWCS Marketing Group Inc.
    Inventor: Michael W. Hogenson