Patents by Inventor William Zimmerli

William Zimmerli 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).

  • Publication number: 20060044373
    Abstract: A liquid drop ejector is provided. The ejector includes a liquid chamber and a liquid supply. Portions of the liquid chamber define a nozzle bore. A liquid supply passageway is positioned between the liquid chamber and the liquid supply. The liquid supply passageway is in fluid communication with the liquid chamber and the liquid supply. A plurality of pillars is suspended in the liquid supply passageway. A wall of the liquid chamber can extend to the liquid supply passageway. A center pillar can also be included with a portion of the center pillar being positioned in the liquid chamber and another portion of the center pillar being positioned in the liquid supply passageway.
    Type: Application
    Filed: August 30, 2004
    Publication date: March 2, 2006
    Inventors: Antonio Cabal, Thomas Stephany, Roger Markham, John Lebens, William Zimmerli