Patents by Inventor Jonathan Andrew Barker

Jonathan Andrew Barker 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).

  • Inkjet printers
    Patent number: 8684503
    Abstract: An inkjet printhead having at least one internal electrode in contact with ink in use, wherein region(s) of the electrode surface are covered by an electrically insulating organic material that has been deposited thereon by electrophoresis.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: April 1, 2014
    Assignee: Xennia Technology Limited
    Inventors: Jonathan Andrew Barker, Olivier Morel
  • Inkjet Printers
    Publication number: 20120200642
    Abstract: An inkjet printhead having at least one internal electrode in contact with ink in use, wherein region(s) of the electrode surface are covered by an electrically insulating organic material that has been deposited thereon by electrophoresis.
    Type: Application
    Filed: November 1, 2010
    Publication date: August 9, 2012
    Inventors: Jonathan Andrew Barker, Olivier Morel