Patents by Inventor Taiki Irie

Taiki Irie 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-Droplet ejection head and ink jet printer
    Patent number: 8061821
    Abstract: A liquid-droplet ejection head may include stacked plates that form therein a common liquid channel and a plurality of individual ink channels extending from exits from the common liquid channel to nozzles via pressure chambers. At least one of the stacked plates may include an island-shaped partial plate surrounded by the common liquid channel and configured to form at least a part of side walls of the common liquid channel. The stacked plates may also include a support portion that transverse the common liquid channel and configured to support the partial plate. At least a part of a side edge of the support portion on an upstream side of a flow direction of liquid in the common liquid channel may be inclined to the flow direction, as viewed in a direction perpendicular to the stacked plates.
    Type: Grant
    Filed: March 27, 2009
    Date of Patent: November 22, 2011
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Taiki Irie
  • Liquid-Droplet Ejection Head and Ink Jet Printer
    Publication number: 20090256886
    Abstract: A liquid-droplet ejection head may include stacked plates that form therein a common liquid channel and a plurality of individual ink channels extending from exits from the common liquid channel to nozzles via pressure chambers. At least one of the stacked plates may include an island-shaped partial plate surrounded by the common liquid channel and configured to form at least a part of side walls of the common liquid channel. The stacked plates may also include a support portion that transverse the common liquid channel and configured to support the partial plate. At least a part of a side edge of the support portion on an upstream side of a flow direction of liquid in the common liquid channel may be inclined to the flow direction, as viewed in a direction perpendicular to the stacked plates.
    Type: Application
    Filed: March 27, 2009
    Publication date: October 15, 2009
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventor: Taiki Irie