Patents by Inventor Judith C. Galbraith

Judith C. Galbraith 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).

  • Portable oxygen enrichment device and method of use
    Patent number: 9993765
    Abstract: Lightweight, small, portable devices and methods are disclosed that provide oxygen-enriched air using an ultra rapid adsorption cycle based on advanced molecular sieve materials.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: June 12, 2018
    Assignee: SEPARATION DESIGN GROUP LLC
    Inventors: Stephen Douglas Galbraith, David K. Walker, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith
  • PORTABLE OXYGEN ENRICHMENT DEVICE AND METHOD OF USE
    Publication number: 20170021302
    Abstract: Lightweight, small, portable devices and methods are disclosed that provide oxygen-enriched air using an ultra rapid adsorption cycle based on advanced molecular sieve materials.
    Type: Application
    Filed: August 26, 2016
    Publication date: January 26, 2017
    Inventors: STEPHEN DOUGLAS GALBRAITH, DAVID K. WALKER, KENNETH J. McGOWAN, ELISE N. DePETRIS, JUDITH C. GALBRAITH
  • Portable oxygen enrichment device and method of use
    Patent number: 9492781
    Abstract: Lightweight, small, portable devices and methods are disclosed that provide oxygen-enriched air using an ultra rapid adsorption cycle based on advanced molecular sieve materials.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: November 15, 2016
    Assignee: Separation Design Group LLC
    Inventors: Stephen Douglas Galbraith, David K. Walker, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith
  • Portable Oxygen Enrichment Device and Method of Use
    Publication number: 20150104524
    Abstract: Lightweight, small, portable devices and methods are disclosed that provide oxygen-enriched air using an ultra rapid adsorption cycle based on advanced molecular sieve materials.
    Type: Application
    Filed: October 17, 2014
    Publication date: April 16, 2015
    Inventors: Stephen Douglas Galbraith, David K. Walker, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith
  • Portable oxygen enrichment device and method of use
    Patent number: 8888902
    Abstract: Lightweight, small, portable devices and methods are disclosed that provide oxygen-enriched air using an ultra rapid adsorption cycle based on advanced molecular sieve materials.
    Type: Grant
    Filed: August 15, 2012
    Date of Patent: November 18, 2014
    Assignee: Separation Design Group LLC
    Inventors: Stephen Douglas Galbraith, David K. Walker, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith
  • Portable Oxygen Enrichment Device and Method of Use
    Publication number: 20130216627
    Abstract: Lightweight, small, portable devices and methods are disclosed that provide oxygen-enriched air using an ultra rapid adsorption cycle based on advanced molecular sieve materials.
    Type: Application
    Filed: August 15, 2012
    Publication date: August 22, 2013
    Inventors: Stephen Douglas Galbraith, David K. Walker, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith