Patents by Inventor Christopher John Amold

Christopher John Amold 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).

  • LIQUID DELIVERY IN AN INKJET TYPE DISPENSER
    Publication number: 20210309018
    Abstract: In one example, a liquid delivery system for an inkjet type dispenser includes a printhead unit, a reservoir separate from the printhead unit, a first flow path from the reservoir to the printhead unit, an interconnect to connect to a removable liquid container, a second flow path from the interconnect to the reservoir, and a valve movable between a first position in which the first flow path is open and the second flow path is closed and a second position in which the first flow path is closed and the second flow path is open.
    Type: Application
    Filed: November 15, 2018
    Publication date: October 7, 2021
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Paul Allan Osborne, Christopher John Amold