Patents by Inventor Kris English

Kris English 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).

  • Printing mechanism and method
    Patent number: 7753471
    Abstract: One embodiment of a printhead servicing mechanism includes a driveshaft, and a sled including a rack adapted to selectively engage the driveshaft and a retaining wall positioned to retain the driveshaft on the rack in a zone.
    Type: Grant
    Filed: February 17, 2004
    Date of Patent: July 13, 2010
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David J Waller, Kris English, Jim Plymale
  • Ink recirculation system
    Publication number: 20060187278
    Abstract: One embodiment of a method of storing a printhead includes opening a valve to a vent of an ink reservoir, operating a pump in a first direction to pull ink from the ink reservoir through said valve, and pumping the ink pulled from the ink reservoir to an ink supply container.
    Type: Application
    Filed: February 18, 2005
    Publication date: August 24, 2006
    Inventors: Jeffrey Langford, Donald Michael, Kris English, Carrie Harris
  • Printing mechanism and method
    Publication number: 20050179713
    Abstract: One embodiment of a printhead servicing mechanism includes a driveshaft, and a sled including a rack adapted to selectively engage the driveshaft and a retaining wall positioned to retain the driveshaft on the rack in a zone.
    Type: Application
    Filed: February 17, 2004
    Publication date: August 18, 2005
    Inventors: David Waller, Kris English, Jim Plymale