Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |