Patents by Inventor Patrick J. Nielsen

Patrick J. Nielsen 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).

  • Ventilating and heating assembly
    Patent number: D521145
    Type: Grant
    Filed: November 21, 2003
    Date of Patent: May 16, 2006
    Assignee: Broan-Nutone LLC
    Inventors: Gary J. Craw, Daniel L. Karst, Patrick J. Nielsen
  • Ventilating and lighting assembly
    Patent number: D535433
    Type: Grant
    Filed: April 2, 2004
    Date of Patent: January 16, 2007
    Assignee: Broan-NuTone LLC
    Inventors: Gary J. Craw, Daniel L. Karst, Patrick J. Nielsen