Patents by Inventor Timothy R. Thorpe

Timothy R. Thorpe 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).

  • Ink supply system
    Patent number: 6540340
    Abstract: An ink supply system for supplying ink to a printhead comprises at least one ink manifold comprising a plurality of outlets for supplying ink from the manifold to the printhead, and at least one valve for selectively closing at least one of the outlets in order to increase the pressure of the ink supply from an open outlet to the printhead.
    Type: Grant
    Filed: April 11, 2001
    Date of Patent: April 1, 2003
    Inventors: Timothy R. Thorpe, Paul R. Drury
  • Ink supply system
    Publication number: 20020015083
    Abstract: An ink supply system for supplying ink to a printhead comprises at least one ink manifold comprising a plurality of outlets for supplying ink from the manifold to the printhead, and at least one valve for selectively closing at least one of the outlets in order to increase the pressure of the ink supply from an open outlet to the printhead.
    Type: Application
    Filed: April 11, 2001
    Publication date: February 7, 2002
    Inventors: Timothy R. Thorpe, Paul R. Drury