Patents by Inventor C. James Morris

C. James Morris 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).

  • COUPLING DIFFERENTIAL MOBILITY BASED AMBIENT PRESSURE ION PREFILTERING AND ION FOCUSING AT LOW FLOW RATES FOR A PORTABLE MASS SPECTROMETER
    Publication number: 20110101214
    Abstract: A sample analysis apparatus and system including an ion inlet, an ion detector and an ion focusing assembly for converging a plurality of ion streams from the ion inlet into at least one focused ion stream.
    Type: Application
    Filed: August 13, 2010
    Publication date: May 5, 2011
    Inventors: Raanan A. Miller, Erkinjon G. Nazarov, C. James Morris, Stephen Coy, Evgeny Krylov, D. Westervelt Davis
  • Ultra compact ion mobility based analyzer apparatus, method, and system
    Patent number: 7579589
    Abstract: An ultra compact ion mobility based analyzer in a multilayered chip assembly employing various features such as a ion flow generator to propel ions through an ion mobility based filter and, thereby, reduce analyzer size, cost, and power requirements.
    Type: Grant
    Filed: July 26, 2006
    Date of Patent: August 25, 2009
    Assignee: Sionex Corporation
    Inventors: Raanan A. Miller, Stephen Coy, Stephen D. Kendig, C. James Morris, John A. Wright, Erkinjon G. Nazarov
  • ULTRA COMPACT ION MOBILITY BASED ANALYZER APPARATUS, METHOD, AND SYSTEM
    Publication number: 20090189064
    Abstract: An ultra compact ion mobility based analyzer in a multilayered chip assembly employing various features such as a ion flow generator to propel ions through an ion mobility based filter and, thereby, reduce analyzer size, cost, and power requirements.
    Type: Application
    Filed: July 26, 2006
    Publication date: July 30, 2009
    Applicant: SIONEX CORPORATION
    Inventors: Raanan A. Miller, Stephen Coy, Stephen D. Kendig, C. James Morris, John A. Wright, Erkinjon G. Nazarov
  • Method and apparatus for enhanced ion based sample filtering and detection
    Patent number: 7399959
    Abstract: The invention provides, in various embodiments, systems and methods relating to enhancing the filtering and detection capability of ion mobility based systems by various techniques to counteract a charge buildup in the ion mobility based system.
    Type: Grant
    Filed: December 2, 2005
    Date of Patent: July 15, 2008
    Assignee: Sionex Corporation
    Inventors: Raanan A. Miller, Erkinjon G. Nazarov, C. James Morris, Stephen Coy, Edward Bullister
  • Method and apparatus for plasma generation
    Publication number: 20080156981
    Abstract: An RF-driven plasma source, including a pair of spaced-apart plasma electrodes, wherein the electrodes act as plates of a capacitor, the gas electrically discharges and creates a plasma of both positive and negative ions, in a clean process that enables efficient sample analysis, with preferred isolated sample photo-ionization, reduced-power operation and also including signal detection with modulated drive electronics.
    Type: Application
    Filed: August 20, 2007
    Publication date: July 3, 2008
    Applicant: SIONEX CORPORATION
    Inventors: Raanan A. Miller, Erkinjon G. Nazarov, Evgeny Krylov, Gary A. Eiceman, John A. Wright, Stephen D. Kendig, C. James Morris, Douglas B. Cameron
  • Systems and methods for ion mobility control
    Patent number: 7339164
    Abstract: The invention provides, in various embodiments, systems and methods relating to controlling ion behavior in an ion-based analysis system.
    Type: Grant
    Filed: August 23, 2006
    Date of Patent: March 4, 2008
    Assignee: Sionex Corporation
    Inventors: Raanan A. Miller, C. James Morris, Douglas B. Cameron, Erkinjon G. Nazarov, John A. Wright
  • Method and apparatus for plasma generation
    Patent number: 7279680
    Abstract: An RF-driven plasma source, including a pair of spaced-apart plasma electrodes, wherein the electrodes act as plates of a capacitor, the gas electrically discharges and creates a plasma of both positive and negative ions, in a clean process that enables efficient sample analysis, with preferred isolated sample photo-ionization, reduced-power operation and also including signal detection with modulated drive electronics.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: October 9, 2007
    Assignee: Sionex Corporation
    Inventors: Raanan A. Miller, Erkinjon G. Nazarov, Evgeny Krylov, Gary A. Eiceman, John A. Wright, Stephen D. Kendig, C. James Morris, Douglas B. Cameron
  • Method and apparatus for plasma generation
    Patent number: 7091481
    Abstract: An RF-driven plasma source, including a pair of spaced-apart plasma electrodes, wherein the electrodes act as plates of a capacitor, the gas electrically discharges and creates a plasma of both positive and negative ions, in a clean process that enables efficient sample analysis, with preferred isolated sample photo-ionization, reduced-power operation and also including signal detection with modulated drive electronics.
    Type: Grant
    Filed: July 19, 2004
    Date of Patent: August 15, 2006
    Assignee: Sionex Corporation
    Inventors: Raanan A. Miller, Erkinjon G. Nazarov, Evgeny Krylov, Gary A. Eiceman, John A. Wright, Stephen D. Kendig, C. James Morris, Douglas B. Cameron