Patents by Inventor Scott Lethi

Scott Lethi 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).

  • Nasopharyngeal airway with inflatable cuff
    Patent number: 6394093
    Abstract: An improved nasopharynx airway for draining fluids and supplying oxygen to a patient wherein the airway is locked into place by inflating a cuff which is provided around the distal end of the airway.
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: May 28, 2002
    Inventor: Scott Lethi