Patents by Inventor John Joseph James Michalek

John Joseph James Michalek 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).

  • CLEANING, MAINTAINING, REFURBISHING, AND/OR DIAGNOSING ENGINE COMPONENTS INCLUDING FUEL-INJECTORS
    Publication number: 20240117785
    Abstract: Cleaning, maintaining, refurbishing, and/or diagnosing engine components including fuel system components, e.g., such as fuel-injectors. In one embodiment, a method of cleaning a fuel system component is provided. The method includes supplying a cleaning solution through the fuel system component, discontinuing the supplying of the cleaning solution, repeating the supplying of the cleaning solution and the discontinuing of the supplying of the cleaning solution a plurality of times, decoupling the source of cleaning solution, and connecting a source of fuel to the fuel system component, and supplying fuel through the fuel system component to re-establish fuel-based operation. In additional embodiments, a method of processing a fuel system component while it remains connected to an engine assembly, and a method of diagnosing a defective fuel system component, are provided.
    Type: Application
    Filed: October 17, 2023
    Publication date: April 11, 2024
    Inventors: John Joseph James MICHALEK, John MCNEILL
  • Cleaning, maintaining, refurbishing, and/or diagnosing engine components including fuel-injectors
    Patent number: 11828259
    Abstract: Cleaning, maintaining, refurbishing, and/or diagnosing engine components including fuel system components, e.g., such as fuel-injectors. In one embodiment, a method of cleaning a fuel system component is provided. The method includes supplying a cleaning solution through the fuel system component, discontinuing the supplying of the cleaning solution, repeating the supplying of the cleaning solution and the discontinuing of the supplying of the cleaning solution a plurality of times, decoupling the source of cleaning solution, and connecting a source of fuel to the fuel system component, and supplying fuel through the fuel system component to re-establish fuel-based operation. In additional embodiments, a method of processing a fuel system component while it remains connected to an engine assembly, and a method of diagnosing a defective fuel system component, are provided.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: November 28, 2023
    Assignee: Daimler Truck North America LLC
    Inventors: John Joseph James Michalek, John McNeill