Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6503677 | Emulsion aggregation toner particles coated with negatively chargeable and positively chargeable additives and method of making same | Edward J. Gutman, John G. Ruhland | 2003-01-07 |
| 6294306 | Method of making toners | Grazyna E. Kmiecik-Lawrynowicz, Chieh-Min Cheng, Karen L. Lamora, Casimir Mytych | 2001-09-25 |
| 6087059 | Toner and developer compositions | Michael J. Duggan, K. Derek Henderson, Amy L. Stamp, Scott M. Silence, William H. Hollenbaugh, Jr. +2 more | 2000-07-11 |
| 5914209 | Single development toner for improved MICR | — | 1999-06-22 |
| 5866290 | Toner and developer compositions | Guerino G. Sacripante, Robert D. Bayley, Carol A. Fox, Thomas R. Hoffend | 1999-02-02 |
| 5698422 | Toner and developer compositions | Guerino G. Sacripante, Robert D. Bayley, Carol A. Fox, Thomas R. Hoffend | 1997-12-16 |
| 5627004 | Processes for producing negatively charged toner | — | 1997-05-06 |
| 5601960 | Processes for low melt crosslinked toner resins and toner | Hadi K. Mahabadi, Enno E. Agur, T. Brian McAneney, Sheau V. Kao, Gerald R. Allison +4 more | 1997-02-11 |
| 5536615 | Liquid developers and toner aggregation processes | Michael A. Hopper, Raj D. Patel, Grazyna E. Kmiecik-Lawrynowicz, Peter G. Odell, George A. Gibson | 1996-07-16 |
| 5500324 | Processes for low melt crosslinked toner resins and toner | Hadi K. Mahabadi, Enno E. Agur, T. Brian McAneney, Sheau V. Kao, Gerald R. Allison +4 more | 1996-03-19 |
| 5496676 | Toner aggregation processes | Melvin D. Croucher, Raj D. Patel, Grazyna E. Kmiecik-Lawrynowicz, Michael A. Hopper | 1996-03-05 |
| 5486443 | Magnetic toner compositions with silica, strontium titanate and polyvinylidene fluoride | Michael L. Grande, Eugene F. Young, Douglas A. Lundy, Joseph R. E. Matalevich | 1996-01-23 |
| 5486444 | Polyester processes for the preparation of toner | Robert D. Bayley, Carol A. Fox, Thomas R. Hoffend, James R. Paxson | 1996-01-23 |
| 5482805 | Magnetic toner compositions with aluminum oxide, strontium titanate and polyvinylidene fluoride | Michael L. Grande, Eugene F. Young, Douglas A. Lundy, Joseph R. E. Matalevich | 1996-01-09 |
| 5401602 | Reactive melt mixing process for preparing cross-linked toner resins and toners therefrom | Hadi K. Mahabadi, Enno E. Agur, Gerald R. Allison, Michael S. Hawkins, Stephan V. Drappel +3 more | 1995-03-28 |
| 5391452 | Polyester toner and developer compositions | Guerino G. Sacripante, Stephan V. Drappel, Allan K. Chen | 1995-02-21 |
| 5376494 | Reactive melt mixing process for preparing cross-linked toner resin | Hadi K. Mahabadi, Enno E. Agur, Gerald R. Allison, Michael S. Hawkins, Stephan V. Drappel +3 more | 1994-12-27 |
| 5368970 | Toner compositions with compatibilizer | — | 1994-11-29 |
| 5352556 | Toners having cross-linked toner resins | Hadi K. Mahabadi, Enno E. Agur, Gerald R. Allison, Michael S. Hawkins, Stephan V. Drappel +3 more | 1994-10-04 |
| 5344737 | Polywax toner compositions and processes | John S. Berkes, Thomas W. Smith | 1994-09-06 |
| 5278020 | Toner composition and processes thereof | Guerino G. Sacripante | 1994-01-11 |
| 5227460 | Cross-linked toner resins | Hadi K. Mahabadi, Enno E. Agur, Gerald R. Allison, Michael S. Hawkins, Stephan V. Drappel +3 more | 1993-07-13 |
| 5145762 | Processes for the preparation of toners | — | 1992-09-08 |
| 5102755 | Magnetic image character recognition processes | John G. Ruhland | 1992-04-07 |
| 5061964 | Developer unit using magnetic toner particles | Jan Bares, John S. Berkes | 1991-10-29 |