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Leonard M Carreira, Arthur M Gooray, Kenneth C Peter, Louis V Isganitis, Edward J Radigan: Printing processes with microwave drying. Xerox Corporation, Judith L Byorick, June 15, 1993: US05220346 (80 worldwide citation)

Disclosed is a printing process which comprises applying in imagewise fashion to a substrate an ink composition which comprises an aqueous liquid vehicle, a colorant, and an ionic compound at least partially ionizable in the liquid vehicle, said ink composition having a conductivity of at least abou ...


2
Lloyd F Bean, Bing R Hsieh, Leonard M Carreira: Ink cartridges having ink compositions with pigmented particles and methods for their manufacture and use. Xerox Corporation, Oliff & Berridge, November 17, 1998: US05837041 (42 worldwide citation)

Ink cartridges containing ink compositions containing nanometer scale pigment particles are produced by preparing a pigment solution including a solubilized pigment-Lewis acid complex and an aprotic solvent system, separating the pigment from the pigment solution to form pigmented particles either b ...


3
Donald P Curran Jr, Lonnie J Pollocks Jr, David P Breemes Sr, Leonard M Carreira, Thomas J Trenchard: Method and apparatus for cleaning a printhead maintenance station of an ink jet printer. Xerox Corporation, Tallam I Nguti, March 19, 1996: US05500659 (35 worldwide citation)

A cleaning apparatus for removing accumulated waste ink from a service or maintenance station of an ink jet printer includes a housing that defines a fluid storage chamber, and at least one output aperture that is formed in a wall of the housing, and communicates with the storage chamber. The cleani ...


4
Louis V Isganitis, Edward J Radigan, Arthur M Gooray, Leonard M Carreira, William M Schwarz: Ink jet printing processes with microwave drying. Xerox Corporation, Judith L Byorick, October 8, 1996: US05563644 (33 worldwide citation)

Disclosed is a printing process which comprises applying in imagewise fashion to a substrate an ink composition which comprises an aqueous liquid vehicle, a colorant, and a drying component selected from the group consisting of zwitterionic compounds, and subsequently exposing the substrate to micro ...


5
Bernard Grushkin, Edward Forest, Leonard M Carreira: Photosensitive composition containing vanadyl phthalocyanine for photoelectrophoretic imaging systems. Xerox Corporation, James J Ralabate, Richard A Tomlin, John H Faro, June 28, 1977: US04032339 (17 worldwide citation)

Photosensitive composition for use in photoelectrophoretic imaging system. The particulate component of this composition includes vanadyl phthalocyanine pigment particles which have been treated with a polymer having structural units of the formula ##STR1## WHEREIN Z is a pendant group of the formul ...


6
Leonard M Carreira, Arthur M Gooray, Kenneth C Peter: Curl control of printed sheets. Xerox Corporation, Daniel J Krieger, December 3, 1996: US05579693 (15 worldwide citation)

A method and apparatus for controlling curl in a liquid ink printer. The liquid ink printer deposits an anticurl material on the side of a printed sheet opposite the one having printing deposited thereon. The anticurl material is a fluid which counteracts the steady state curl in the direction of th ...


7
Karai P Premnath, Thomas J Trenchard, Leonard M Carreira, Donald P Curran Jr: Method and apparatus for cleaning fluid ejection cartridge and maintenance station. Xerox Corporation, Oliff & Berridge, March 11, 2003: US06530644 (11 worldwide citation)

An improved method of upgrading an image transfer engine such as, for example, an ink jet fluid printer or plotter using liquid ink, or a xerographic device using a liquid toner is disclosed. A removable ink flush tank/cartridge containing an ink cleaner is substituted for a removable ink tank, perm ...


8
David G Anderson, Frederick A Donahue, Leonard M Carreira, Arthur M Gooray: Ink marking device maintenance fluid replenishment system and method. Xerox Corporation, Oliff & Berridge, January 23, 2001: US06176563 (5 worldwide citation)

A method of replenishing fluid used in an marking device maintenance station of an ink marking device includes obtaining condensate from ambient air through a condensation process and channeling the condensate to a reservoir in communication with the marking device maintenance station.


9
Raymond W Wong, Marcel P Breton, Christine E Bedford, Leonard M Carreira, Arthur M Gooray, George J Roller, Kevin Zavadil, Paul Galambos, Joseph Crowley: Tailored ink for piston driven electrostatic liquid drop modulator. Xerox Corporation, Sandia Corporation, Nixon Peabody, April 19, 2005: US06881250 (4 worldwide citation)

The present invention relates to an ink composition including water, a solvent, a solvent-soluble dye, and a surfactant, where the ink exhibits a stable liquid microemulsion phase at a first temperature and a second temperature higher than the first temperature and has a conductivity of at most abou ...


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