Patents Represented by Attorney Zosan Soong
  • Patent number: 7102017
    Abstract: A process composed of subjecting a reaction mixture comprising a reaction medium, a coupling agent, and a precursor to a coupling temperature to preferentially form a desired small molecular thiophene compound in a single-step synthesis, wherein the precursor consists of: (i) an optional divalent linkage, and (ii) a plurality of thiophene units, each thiophene unit being represented by structure (A) wherein each thiophene unit is bonded at either or both of the second ring position and the fifth ring position.
    Type: Grant
    Filed: June 10, 2004
    Date of Patent: September 5, 2006
    Assignee: Xerox Corporation
    Inventors: Ping Liu, Yiliang Wu, Beng S. Ong, Maria Birau
  • Patent number: 7011916
    Abstract: A compound having the Formula I wherein: R1 is independently selected from the group consisting of a straight chain alkyl group, a branched alkyl group, a cycloalkyl group, an alkoxy group, a monocyclic aromatic group, a polycyclic aromatic group, an alkylaryl group, or an arylalkyl group; R2 and R3 are independently selected from the group consisting of a straight chain alkyl group, a branched alkyl group, a cycloalkyl group, an alkoxy group, a monocyclic aromatic group, a polycyclic aromatic group, a heterocyclic group, an alkylaryl group, an arylalkyl group, an alkoxyaryl group, an arylalkoxy group, a halogen, and hydrogen; R4, R5, R6, R7, R8, R9, R10 and R11 are independently selected from the group consisting of a straight chain alkyl group, a branched alkyl group, a cycloalkyl group, an alkoxy group, a monocyclic aromatic group, a polycyclic aromatic group, an alkylaryl group, an arylalkyl group, an alkoxyaryl group, an arylalkoxy group, an aryloxy group, a halogen, and hydrogen.
    Type: Grant
    Filed: July 16, 2004
    Date of Patent: March 14, 2006
    Assignee: Xerox Corporation
    Inventors: Timothy P. Bender, John F. Graham, James M. Duff
  • Patent number: 7005672
    Abstract: A thin film transistor including: an insulating layer; a gate electrode; a semiconductor layer including coalesced structurally ordered polymer aggregates of a self-organizable polymer, wherein the self-organizable polymer is of a type capable of gelling; a source electrode; and a drain electrode, wherein the insulating layer, the gate electrode, the semiconductor layer, the source electrode, and the drain electrode are in any sequence as long as the gate electrode and the semiconductor layer both contact the insulating layer, and the source electrode and the drain electrode both contact the semiconductor layer.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: February 28, 2006
    Assignee: Xerox Corporation
    Inventors: Yiliang Wu, Ping Liu, Beng S. Ong, Dasarao K. Murti
  • Patent number: 6994801
    Abstract: A compound having formula (4) wherein: D4 is an electron donor moiety; C4 is a conjugated bridging moiety; A4 is an electron acceptor moiety; S4 is a hydrocarbon, a heterocyclic moiety, or a hetero-acyclic moiety; b? is an integer; Z4 is a polymerizable moiety; and e? is the degree of polymerization.
    Type: Grant
    Filed: April 21, 2004
    Date of Patent: February 7, 2006
    Assignee: Xerox Corporation
    Inventors: Gabriel Iftime, Peter M. Kazmaier
  • Patent number: 6962764
    Abstract: A chemical toner and an emulsion aggregation process for preparing the chemical toner, wherein the chemical toner is composed of: (a) a resin including a compound which exhibits a molecular weight polydispersity of from about 1.1 to about 3.0 (where the resin is produced by a stable free radical polymerization process); (b) an optional wax; and (c) a colorant, wherein the particle size of the chemical toner exhibits a geometric standard deviation of about 1.25 or less.
    Type: Grant
    Filed: August 19, 2003
    Date of Patent: November 8, 2005
    Assignee: Xerox Corporation
    Inventors: Daryl Vanbesien, Barkev Keoshkerian, Raj D. Patel, Danielle C. Boils-Boissier, Allison Rutland
  • Patent number: 6939478
    Abstract: A A compound having formula (2) wherein A2 is an electron acceptor moiety; C2 is a conjugated bridging moiety; D2 is an electron donor moiety; S2 is a hydrocarbon, a heterocyclic moiety, or a hetero-acyclic moiety; a? is an integer; Z2 is a polymerizable moiety; and e? is the degree of polymerization.
    Type: Grant
    Filed: December 13, 2002
    Date of Patent: September 6, 2005
    Assignee: Xerox Corporation
    Inventors: Gabriel Iftime, Peter M. Kazmaier, David Rider, Peter G. Odell
  • Patent number: 6442365
    Abstract: A fuser belt that is used in an electrostatographic printing machine. The fuser belt has a thickness ranging from about 3 to about 20 mils and has a substrate layer and a toner release layer. The substrate layer is composed of a base material and a first thermally conductive additive, wherein the base material is composed of fibers or a polymeric film. The toner release layer is composed of an elastomeric material and a second thermally conductive additive.
    Type: Grant
    Filed: April 8, 1998
    Date of Patent: August 27, 2002
    Assignee: Xerox Corporation
    Inventors: Edward L. Schlueter, Jr., Joseph Mammino, Edward F. Bowler, Jr.
  • Patent number: 6428857
    Abstract: A method comprising: (a) overflowing a vessel with a coating solution, wherein there is a zone of stagnant coating solution within the vessel; (b) directing at least one fluid jet at the zone of the stagnant coating solution, thereby causing at least a portion of the stagnant coating solution to overflow the vessel; and (c) dip coating a substrate with the coating solution in the vessel, subsequent to the feature (b).
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: August 6, 2002
    Assignee: Xerox Corporation
    Inventors: Eugene A. Swain, Steven J. Grammatica, Christopher R. Fridd, Kathryn T. Lalone
  • Patent number: 5531813
    Abstract: A polyorgano amino functional oil release agent having at least 85% monoamino functionality per active molecule to interacts with the thermally stable FRM hydrofluoroelastomer surface of a fuser member of an electrostatographic apparatus to provide an interfacial barrier layer to the toner and a low surface energy film to release the toner from the surface is introduced herein.
    Type: Grant
    Filed: September 29, 1994
    Date of Patent: July 2, 1996
    Assignee: Xerox Corporation
    Inventors: Arnold W. Henry, Donald A. Seanor, George J. Heeks, Clifford O. Eddy, Che C. Chow, Santokh S. Badesha, Samuel Kaplan, David H. Pan
  • Patent number: 5530536
    Abstract: A soft sleeveless long wearing pressure roll member having a cylindrical core, wherein the pressure roll has thereon, a nonswelling in silicone oil, layer of a thermally stable hydrofluoroelastomer having a Young's modulus of elasticity less than 500 lbs./in..sup.2, from about 250 mils. to about 500 mils. in thickness and a hardness of from about 45 to about 60 Shore A is provided.
    Type: Grant
    Filed: December 10, 1993
    Date of Patent: June 25, 1996
    Assignee: Xerox Corporation
    Inventors: Arnold W. Henry, George J. Heeks, Clifford O. Eddy, Louis D. Fratangelo