Patents by Inventor Dennis J. Sniezek

Dennis J. Sniezek 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).

  • Oxygen concentrator having structural sieve beds
    Patent number: 8282717
    Abstract: Embodiments of oxygen concentrators having a sieve bed that includes a vessel filled with a separation medium are disclosed. The sieve bed vessel at least partially supports one chassis component of the oxygen concentrator with respect to another chassis component. of the oxygen concentrator.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: October 9, 2012
    Assignee: Invacare Corporation
    Inventors: William M. Chambers, Dennis J. Sniezek, Thomas B. Sprinkle
  • OXYGEN CONCENTRATOR HAVING STRUCTURAL SIEVE BEDS
    Publication number: 20110113964
    Abstract: Embodiments of oxygen concentrators having a sieve bed that includes a vessel filled with a separation medium are disclosed. The sieve bed vessel at least partially supports one chassis component of the oxygen concentrator with respect to another chassis component. of the oxygen concentrator.
    Type: Application
    Filed: January 21, 2011
    Publication date: May 19, 2011
    Inventors: William M. Chambers, Dennis J. Sniezek, Thomas B. Sprinkle
  • Oxygen concentrator having structural sieve beds
    Patent number: 7875105
    Abstract: Embodiments of oxygen concentrators having a sieve bed that includes a vessel filled with a separation medium are disclosed. The sieve bed vessel at least partially supports one chassis component of the oxygen concentrator with respect to another chassis component. of the oxygen concentrator.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: January 25, 2011
    Assignee: Invacare Corporation
    Inventors: William M. Chambers, Dennis J. Sniezek, Thomas B. Sprinkle
  • OXYGEN CONCENTRATOR HAVING STRUCTURAL SIEVE BEDS
    Publication number: 20080034975
    Abstract: Embodiments of oxygen concentrators having a sieve bed that includes a vessel filled with a separation medium are disclosed. The sieve bed vessel at least partially supports one chassis component of the oxygen concentrator with respect to another chassis component. of the oxygen concentrator.
    Type: Application
    Filed: August 8, 2007
    Publication date: February 14, 2008
    Applicant: Invacare Corporation
    Inventors: William M. Chambers, Dennis J. Sniezek, Thomas B. Sprinkle