Patents by Inventor Alan D. Greer

Alan D. Greer 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).

  • Air purifier
    Patent number: D442270
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: May 15, 2001
    Assignee: Whirlpool Corporation
    Inventors: Christopher P. Campbell, Anne Margaret McSweeney, Murray M. Mallard, Alan D. Greer, Jay F. Perkins, Jeffery T. DeBord, Michael Kopczewski, Guolian Wu