Patents by Inventor Robert Katsev

Robert Katsev 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).

  • Orthopedic nasal airway appliance
    Patent number: 5861001
    Abstract: Disclosed is a novel orthopedic device for opening a patient's nasal airway.
    Type: Grant
    Filed: February 21, 1997
    Date of Patent: January 19, 1999
    Inventor: Robert Katsev