Patents by Inventor Steven Levesque

Steven Levesque 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).

  • Blood components separator disk
    Patent number: 9393575
    Abstract: A separator disk for use in centrifugal separation of components is designed to automatically position itself during separation at the interface between the supernatant and the remaining components. Preferably the interface is between plasma and red blood cells.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: July 19, 2016
    Assignee: Harvest Technologies Corporation
    Inventors: James R. Ellsworth, Steven Levesque
  • BLOOD COMPONENTS SEPARATOR DISK
    Publication number: 20140131292
    Abstract: A separator disk for use in centrifugal separation of components is designed to automatically position itself during separation at the interface between the supernatant and the remaining components. Preferably the interface is between plasma and red blood cells.
    Type: Application
    Filed: January 22, 2014
    Publication date: May 15, 2014
    Applicant: HARVEST TECHNOLOGIES CORPORATION
    Inventors: James R. ELLSWORTH, Steven LEVESQUE
  • Fluid delivery and measurement systems and methods
    Publication number: 20060189939
    Abstract: Fluid delivery and measurement systems and methods are disclosed.
    Type: Application
    Filed: September 6, 2005
    Publication date: August 24, 2006
    Applicant: BioValve Technologies, Inc.
    Inventors: Robert Gonnelli, Steven Levesque, David Lipson, Peter Marshall
  • Blood components separator disk
    Publication number: 20060032825
    Abstract: A separator disk for use in centrifugal separation of components is designed to automatically position itself during separation at the interface between the supernatant and the remaining components. Preferably the interface is between plasma and red blood cells.
    Type: Application
    Filed: August 19, 2005
    Publication date: February 16, 2006
    Inventors: James Ellsworth, Steven Levesque
  • Kiosk
    Patent number: D438984
    Type: Grant
    Filed: May 23, 2000
    Date of Patent: March 13, 2001
    Assignee: Viad Corporation
    Inventors: Garry Cohn, Steven Levesque