Patents by Inventor Matthew Hollingsworth

Matthew Hollingsworth 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).

  • Method of limiting chemical degradation due to nitrogen dioxide contamination
    Patent number: 12006486
    Abstract: A method of limiting the chemical degradation of hydrocarbonaceous liquids due to nitrogen dioxide contamination at elevated temperature comprises the addition thereto of an ionic liquid composed of a cation and a boron- and halogen-free, multi-functional aromatic anion, the ionic liquid serving to inhibit the nitration of hydrocarbonaceous liquid components that initiates degradation.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: June 11, 2024
    Assignee: Infineum International Limited
    Inventors: David Robert Coultas, Matthew David Irving, Nathan Hollingsworth, Adam Greer, Christopher Hardacre
  • Transactionally consistent change tracking for databases
    Publication number: 20040199552
    Abstract: A change tracking technique is used to maintain the consistency of the source data with the destination data during transactional replication. A first functional characteristic is that it is a transactional database replication technique. A second characteristic is that the technique supports an incremental tracking of transactional states of the source system. A third characteristic of the technique is that it utilizes triggers to track changes while satisfying the first two characteristics.
    Type: Application
    Filed: April 1, 2003
    Publication date: October 7, 2004
    Applicant: Microsoft Corporation
    Inventors: Sandra L. Ward, John Matthew Hollingsworth
  • Seat
    Patent number: D659412
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: May 15, 2012
    Assignee: Steelcase Inc.
    Inventors: Robert Peter Arko, John R. Hamilton, Matthew Hollingsworth
  • Seat
    Patent number: D659413
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: May 15, 2012
    Assignee: Steelcase Inc.
    Inventors: Robert Peter Arko, John R. Hamilton, Matthew Hollingsworth
  • Table
    Patent number: D661127
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: June 5, 2012
    Assignee: Steelcase Inc.
    Inventors: Robert Peter Arko, John Hamilton, Matthew Hollingsworth
  • Seat portion
    Patent number: D662337
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: June 26, 2012
    Assignee: Steelcase Inc.
    Inventors: Robert Peter Arko, John R. Hamilton, Matthew Hollingsworth
  • Seat portion
    Patent number: D662338
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: June 26, 2012
    Assignee: Steelcase Inc.
    Inventors: Robert Peter Arko, John R. Hamilton, Matthew Hollingsworth
  • Seat
    Patent number: D676680
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: February 26, 2013
    Assignee: Steelcase Inc.
    Inventors: Robert Peter Arko, John R. Hamilton, Matthew Hollingsworth
  • Scented air filter
    Patent number: D679792
    Type: Grant
    Filed: June 7, 2010
    Date of Patent: April 9, 2013
    Inventor: Matthew Hollingsworth
  • Furniture piece
    Patent number: D685198
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: July 2, 2013
    Assignee: Steelcase, Inc.
    Inventors: Robert Peter Arko, Matthew Hollingsworth
  • Seat portion
    Patent number: D686003
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: July 16, 2013
    Assignee: Steelcase Inc.
    Inventors: Robert Peter Arko, John Hamilton, Matthew Hollingsworth