Patents by Inventor Nathan Oren

Nathan Oren 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).

  • Therapeutic respiration device
    Patent number: 5649533
    Abstract: A respiration device for preventing Sleep Apnea and snoring of patients. The device comprises a nose-mask and a housing with an inhalation and an exhalation, one-way, elastically self-closing, preferably diaphragm-type valves. The exhalation valve is adapted to close against a predetermined, elevated pressure prevailing in the housing prior to the completion of exhalation by the patient.
    Type: Grant
    Filed: June 6, 1994
    Date of Patent: July 22, 1997
    Inventor: Nathan Oren