Patents by Inventor Michael Andrew Amann

Michael Andrew Amann 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).

  • Filter assembly with adjustable inlet opening
    Patent number: 7753979
    Abstract: A filter assembly for use with compressor assemblies such as oxygen concentrators, ventilators and other breathing apparatus including a compartmented housing member having at least one inlet opening, an outlet opening, a filter member, and an adjustment member associated with the at least one outlet opening for varying the size of the at least one outlet opening for adjusting the amount of ambient air entering the filter assembly.
    Type: Grant
    Filed: February 10, 2006
    Date of Patent: July 13, 2010
    Assignee: Home Health Medical Equipment, Inc.
    Inventor: Michael Andrew Amann