Hui Chang

Person

Pittsford, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Toner additives
- Patent number 7,687,215
- Issue date Mar 30, 2010
- Xerox Corporation
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner with high strength magnetite
- Patent number 7,537,874
- Issue date May 26, 2009
- Xerox Corporation
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner processes
- Patent number 7,459,258
- Issue date Dec 2, 2008
- Xerox Corporation
- Joo T. Chung
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing toner
- Patent number 7,354,689
- Issue date Apr 8, 2008
- Xerox Corporation
- Victor Berko-Boateng
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparing toner particles and toner particles
- Patent number 7,247,415
- Issue date Jul 24, 2007
- Xerox Corporation
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner compositions
- Patent number 7,214,458
- Issue date May 8, 2007
- Xerox Corporation
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for controlling melt rheology of resin mixtures
- Patent number 6,593,053
- Issue date Jul 15, 2003
- Xerox Corporation
- Hui Chang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Toner binder of polyester having a high melt flow index and toners...
- Patent number 6,358,657
- Issue date Mar 19, 2002
- Xerox Corporation
- Scott M. Silence
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cross-linked polyester toners and process of making such toners
- Patent number 6,359,105
- Issue date Mar 19, 2002
- Xerox Corporation
- John James Ianni
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Toner and developer providing offset lithography print quality
- Patent number 6,326,119
- Issue date Dec 4, 2001
- Xerox Corporation
- William H. Hollenbaugh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing toner
- Patent number 5,888,691
- Issue date Mar 30, 1999
- Xerox Corporation
- John R. Laing
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Feedback control system for polymer modification of toner resins an...
- Patent number 5,750,909
- Issue date May 12, 1998
- Xerox Corporation
- Michael G. Hawkins
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Feedback control system for polymer modification of toner resins an...
- Patent number 5,650,484
- Issue date Jul 22, 1997
- Xerox Corporation
- Michael G. Hawkins
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Processes for preparing toner
- Patent number 5,414,052
- Issue date May 9, 1995
- Xerox Corporation
- Hadi K. Mahabadi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and developer compositions with compatibilizer
- Patent number 5,364,724
- Issue date Nov 15, 1994
- Xerox Corporation
- Hadi K. Mahabadi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process and apparatus for preparing toner particles
- Patent number 5,318,431
- Issue date Jun 7, 1994
- Xerox Corporation
- Hui Chang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Toner and developer compositions with block or graft copolymer comp...
- Patent number 5,229,242
- Issue date Jul 20, 1993
- Xerox Corporation
- Hadi K. Mahabadi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparing toner particles
- Patent number 4,973,439
- Issue date Nov 27, 1990
- Xerox Corporation
- Hui Chang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Developer compositions with suspension polymerized styrene butadien...
- Patent number 4,963,455
- Issue date Oct 16, 1990
- Xerox Corporation
- John R. Laing
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging processes with cold pressure fixable toner compositions
- Patent number 4,935,324
- Issue date Jun 19, 1990
- Xerox Corporation
- Bernard Grushkin
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner compositions with charge enhancing additives
- Patent number 4,904,762
- Issue date Feb 27, 1990
- Xerox Corporation
- Hui Chang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparing electrophotographic toner
- Patent number 4,894,308
- Issue date Jan 16, 1990
- Xerox Corporation
- Hadi K. Mahabadi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging processes with cold pressure fixable toner compositions
- Patent number 4,877,707
- Issue date Oct 31, 1989
- Xerox Corporation
- Bernard Grushkin
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Process for preparing toner particles and toner particles
- Publication number 20070248904
- Publication date Oct 25, 2007
- XEROX Corporation
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner with high strength magnetite
- Publication number 20070196755
- Publication date Aug 23, 2007
- Xerox Corporation.
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner additives
- Publication number 20070092825
- Publication date Apr 26, 2007
- XEROX Corporation
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner processes
- Publication number 20060286478
- Publication date Dec 21, 2006
- Xerox Corporation.
- Joo T. Chung
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner containing low melt wax stripping enhancing agent
- Publication number 20060228639
- Publication date Oct 12, 2006
- XEROX Corporation
- Eugene F. Young
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process for producing toner
- Publication number 20060216632
- Publication date Sep 28, 2006
- XEROX Corporation
- Victor Berko-Boateng
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner including amorphous polyester, cross-linked polyester and cry...
- Publication number 20060115758
- Publication date Jun 1, 2006
- XEROX Corporation
- Hui Chang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process for preparing toner particles and toner particles
- Publication number 20060046179
- Publication date Mar 2, 2006
- XEROX Corporation
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner compositions
- Publication number 20050064311
- Publication date Mar 24, 2005
- Xerox Corporation.
- Mark E. Mang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

Toner additives

Toner with high strength magnetite

Toner processes

Process for producing toner

Process for preparing toner particles and toner particles

Toner compositions

Method for controlling melt rheology of resin mixtures

Toner binder of polyester having a high melt flow index and toners...

Cross-linked polyester toners and process of making such toners

Toner and developer providing offset lithography print quality

Process for producing toner

Feedback control system for polymer modification of toner resins an...

Feedback control system for polymer modification of toner resins an...

Processes for preparing toner

Toner and developer compositions with compatibilizer

Process and apparatus for preparing toner particles

Toner and developer compositions with block or graft copolymer comp...

Process for preparing toner particles

Developer compositions with suspension polymerized styrene butadien...

Imaging processes with cold pressure fixable toner compositions

Toner compositions with charge enhancing additives

Process for preparing electrophotographic toner

Imaging processes with cold pressure fixable toner compositions

Patents Applicationslast 30 patents

Process for preparing toner particles and toner particles

Toner with high strength magnetite

Toner additives

Toner processes

Toner containing low melt wax stripping enhancing agent

Process for producing toner

Toner including amorphous polyester, cross-linked polyester and cry...

Process for preparing toner particles and toner particles

Toner compositions