Patents by Inventor Michael Nordahl

Michael Nordahl 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).

  • Flexible dental dam with frame
    Patent number: D523552
    Type: Grant
    Filed: March 23, 2005
    Date of Patent: June 20, 2006
    Assignee: Coltene/Whaledent, Inc.
    Inventors: Michael Nordahl, Robert P. Brougham
  • Two ended dental post
    Patent number: D567378
    Type: Grant
    Filed: March 29, 2006
    Date of Patent: April 22, 2008
    Assignee: Coltene / Whaledent Inc.
    Inventors: Michael Nordahl, John Campanello
  • Dental dam with holder
    Patent number: D741991
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: October 27, 2015
    Assignee: Coltene/Whaledent, Inc.
    Inventor: Michael Nordahl