HC

Hui Chang

Xerox: 24 patents #572 of 8,622Top 7%
Overall (All Time): #175,342 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7687215 Toner additives Mark E. Mang, Gerald Cox, Joseph L. Leonardo 2010-03-30
7537874 Toner with high strength magnetite Mark E. Mang, Michael L. Grande, Gary A. Minagawa 2009-05-26
7459258 Toner processes Joo T. Chung, Chieh-Min Cheng 2008-12-02
7354689 Process for producing toner Victor Berko-Boateng, John R. Laing 2008-04-08
7247415 Process for preparing toner particles and toner particles Mark E. Mang, Joseph L. Leonardo, Robert R. Heim 2007-07-24
7214458 Toner compositions Mark E. Mang, D. Paul Casalmir 2007-05-08
6593053 Method for controlling melt rheology of resin mixtures Dongming Li, Joseph L. Leonardo, Yelena Lipovetskaya, Laura Anne Williams 2003-07-15
6358657 Toner binder of polyester having a high melt flow index and toners therefrom Scott M. Silence, Joo T. Chung, James M. Proper, John Ianni, Jeffrey H. Sokol 2002-03-19
6359105 Cross-linked polyester toners and process of making such toners John Ianni, J. Stephen Kittelberger, Daniel A. Harrington, Eugene F. Young, Nilmarie Santos-Roman +8 more 2002-03-19
6326119 Toner and developer providing offset lithography print quality William H. Hollenbaugh, Jr., Samir Kumar, Scott M. Silence, Amy L. Stamp, Susan J. LaFica +3 more 2001-12-04
5888691 Process for producing toner John R. Laing, Mit G. Turakhia 1999-03-30
5750909 Feedback control system for polymer modification of toner resins and toners Michael G. Hawkins, Joo T. Chung, Jennifer E. Dewan, John Ianni, J. Stephen Kittelberger +3 more 1998-05-12
5650484 Feedback control system for polymer modification of toner resins and toners Michael G. Hawkins, Joo T. Chung, Jennifer E. Dewan, John Ianni, J. Stephen Kittelberger +3 more 1997-07-22
5536613 Processes for preparing toner Joo T. Chung, Joseph L. Leonardo, Enno E. Agur, John Ianni, Allison G. Thomas +1 more 1996-07-16
5414052 Processes for preparing toner Hadi K. Mahabadi, Enno E. Agur, Gerald R. Allison, Michael S. Hawkins, Joo T. Chung 1995-05-09
5364724 Toner and developer compositions with compatibilizer Hadi K. Mahabadi, Sheau V. Kao, Gerald R. Allison, Paul J. Gerroir, Michael S. Hawkins 1994-11-15
5318431 Process and apparatus for preparing toner particles Jeffrey H. Sokol, Joseph L. Leonardo 1994-06-07
5229242 Toner and developer compositions with block or graft copolymer compatibilizer Hadi K. Mahabadi, Sheau V. Kao, Gerald R. Allison, Paul J. Gerroir, Michael S. Hawkins 1993-07-20
4973439 Process for preparing toner particles Jeffrey H. Sokol, Joseph L. Leonardo 1990-11-27
4963455 Developer compositions with suspension polymerized styrene butadiene resins John R. Laing, Richard D. Manca, Angelo J. Barbetta 1990-10-16
4935324 Imaging processes with cold pressure fixable toner compositions Bernard Grushkin, John G. Ruhland 1990-06-19
4904762 Toner compositions with charge enhancing additives John R. Laing, Maria E. McCall 1990-02-27
4894308 Process for preparing electrophotographic toner Hadi K. Mahabadi, Sheau V. Kao, Gerald R. Allison, Edward J. Gutman 1990-01-16
4877707 Imaging processes with cold pressure fixable toner compositions Bernard Grushkin, John G. Ruhland 1989-10-31