Patents by Inventor Robert M. Ison

Robert M. Ison 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).

  • Droplet deposition apparatus
    Patent number: 6796630
    Abstract: Droplet deposition apparatus includes a base and a printhead adjustably mounted on the base and positionable relative to a datum on the base such that a swath or print produced by the printhead is in a predetermined position relative to the datum, the base being locatable on a printer using the datum. This can enable the printer to be easily replaced without any loss of alignment of the produced print swath relative to the carriage or body of the printer.
    Type: Grant
    Filed: December 6, 2002
    Date of Patent: September 28, 2004
    Assignee: Xaar Technology Limited
    Inventors: Robert M. Ison, Werner Zapka, Jerzy M. Zaba
  • Ink supply filter
    Patent number: 6652083
    Abstract: A filter assembly for ink for a printer includes at least one pair of supported filter elements which are in stacked arrangement and includes a filter housing. The filter assembly is adapted for conveying the ink through the filter elements so that the ink flow through both filter elements is either into or out of the volume between the filter elements.
    Type: Grant
    Filed: April 11, 2001
    Date of Patent: November 25, 2003
    Assignee: Xaar Technology Limited
    Inventors: Robert M. Ison, Paul R. Drury
  • Droplet deposition apparatus
    Publication number: 20030128254
    Abstract: Droplet deposition apparatus comprises a base and a printhead adjustably mounted on the base and positionable relative to a datum on the base such that a swath of print produced by the printhead is in a predetermined position relative to the datum, the base being locatable on a printer using the datum. This can enable the printer to be easily replaced without any loss of alignment of the produced print swath relative to the carriage or body of the printer.
    Type: Application
    Filed: December 6, 2002
    Publication date: July 10, 2003
    Inventors: Robert M. Ison, Werner Zapka, Jerzy M. Zaba
  • Ink supply filter
    Publication number: 20020126187
    Abstract: A filter assembly for ink for a printer is described, which includes at least one pair of supported filter elements which are in stacked arrangement, a filter housing, and means contained within the filter housing for conveying the ink through the filter elements so that the ink flow through both filter elements is either into or out of the volume between the filter elements.
    Type: Application
    Filed: April 11, 2001
    Publication date: September 12, 2002
    Inventors: Robert M. Ison, Paul R. Drury