Patents by Inventor Graeme Woolmore

Graeme Woolmore 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).

  • Breathing assistance apparatus
    Patent number: 6805120
    Abstract: A pressure regulator for regulating the expiratory flow in a CPAP system includes submerging a tube into a column of water. Improvements are included for adjusting the level to which the tube is submerged and for ensuring constant water level.
    Type: Grant
    Filed: September 8, 2000
    Date of Patent: October 19, 2004
    Assignee: Fisher & Paykel Healthcare Limited
    Inventors: Craig Robert Jeffrey, Graeme Woolmore, Anthony James Newland