Patents by Inventor Gary Izzo

Gary Izzo 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).

  • Chromatographic column and methods for controlling sorbent density
    Patent number: 8628667
    Abstract: Disclosed herein are apparatus and methods for mitigating column bed compression over time. This invention provides for an improved column design and method of controlling bed density in a chromatographic column using a protruding portion of a filter assembly. The invention results in a higher sorbent bed density than can normally be achieved using a fixed length column of conventional design. The invention may be implemented as a unique filter assembly or as a column tailored for the application and a matching filter assembly.
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: January 14, 2014
    Assignee: Waters Technologies Corporation
    Inventors: Gary Izzo, Raymond P. Fisk, Jonathan Belanger, Donald E. Ziniti
  • CHROMATOGRAPHIC COLUMN AND METHODS FOR CONTROLLING SORBENT DENSITY
    Publication number: 20080110814
    Abstract: Disclosed herein are apparatus and methods for mitigating column bed compression over time. This invention provides for an improved column design and method of controlling bed density in a chromatographic column using a protruding portion of a filter assembly. The invention results in a higher sorbent bed density than can normally be achieved using a fixed length column of conventional design. The invention may be implemented as a unique filter assembly or as a column tailored for the application and a matching filter assembly.
    Type: Application
    Filed: November 16, 2007
    Publication date: May 15, 2008
    Applicant: WATERS INVESTMENTS LIMITED
    Inventors: Gary Izzo, Raymond P. Fisk, Jonathan Belanger, Donald E. Ziniti
  • Chromatographic column and methods for controlling sorbent density
    Publication number: 20050224414
    Abstract: Disclosed herein are apparatus and methods for mitigating column bed compression over time. This invention provides for an improved column design and method of controlling bed density in a chromatographic column using a protruding portion of a filter assembly. The invention results in a higher sorbent bed density than can normally be achieved using a fixed length column of conventional design. The invention may be implemented as a unique filter assembly or as a column tailored for the application and a matching filter assembly.
    Type: Application
    Filed: March 4, 2005
    Publication date: October 13, 2005
    Applicant: WATERS INVESTMENTS LIMITED
    Inventors: Gary Izzo, Raymond Fisk, Jonathan Belanger, Donald Ziniti, Yuri Tuvim