Patents by Inventor Daniel G. Hullihen, Jr.

Daniel G. Hullihen, Jr. 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).

  • Blocking layer with linear phenolic resin
    Patent number: 6261729
    Abstract: A photoreceptor including: (a) a substrate; (b) a charge blocking layer including n-type particles and a linear phenolic binder composition; and (c) an imaging layer.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: July 17, 2001
    Assignee: Xerox Corporation
    Inventors: Huoy-Jen Yuh, Zhilei Wang, Daniel G. Hullihen, Jr., John S. Chambers, Harold F. Hammond
  • Variable dwell fuser
    Patent number: 5998761
    Abstract: A variable dwell heat and pressure belt fuser for imparting selectable gloss to color toner images. A hybrid belt/roll fuser which has both a roll/roll nip and a belt/roll nip where the size of the latter can be varied by adjusting the position of the fuser roll around the axis of the pressure roll or by varying the location of the belt transport idler roll relative to the heat and pressure fuser members. For any given speed and nip pressure, the high pressure dwell between the fuser and pressure rolls is fixed but the low pressure dwell between the fuser roll and fuser belt can be varied from zero to four (or more) times the high pressure dwell in a prescribed manner.
    Type: Grant
    Filed: July 10, 1998
    Date of Patent: December 7, 1999
    Assignee: Xerox Corporation
    Inventors: John S. Berkes, Daniel G. Hullihen, Jr.