Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713222 | Curing processes | Guerino G. Sacripante | 2004-03-30 |
| 6680153 | Toner compositions | Scott M. Silence, Thomas R. Hoffend | 2004-01-20 |
| 6503677 | Emulsion aggregation toner particles coated with negatively chargeable and positively chargeable additives and method of making same | Bernard Grushkin, John G. Ruhland | 2003-01-07 |
| 6416916 | Toner and developer for magnetic brush development system | Scott M. Silence, James M. Proper, Frank O. Reitze, Brian S. Giannetto, Brian Moore +4 more | 2002-07-09 |
| 6406822 | Color-blind melt flow index properties for toners | Scott M. Silence, Joo T. Chung, James M. Proper, James G. Stenzel, Kip L. Jugle +4 more | 2002-06-18 |
| 6379856 | Toner compositions | Jeffrey H. Sokol | 2002-04-30 |
| 6319647 | Toner and developer for magnetic brush development system | Barbara Ferguson | 2001-11-20 |
| 6214507 | Toner compositions | Jeffrey H. Sokol | 2001-04-10 |
| 6162573 | Blended custom color toners and developers | Michael L. Grande, James J. Franzen | 2000-12-19 |
| 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 |
| 5787329 | Organic coated development electrodes and methods thereof | John R. Laing, J. Stephen Kittelberger, John G. VanDusen, Suresh K. Ahuja, Merlin E. Scharfe +5 more | 1998-07-28 |
| 5761587 | Coated development electrodes and methods thereof | John R. Laing, J. Stephen Kittelberger, John G. VanDusen, Suresh K. Ahuja, Merlin E. Scharfe +5 more | 1998-06-02 |
| 5336579 | Color developer compositions containing bare carrier cores and coated carrier cores | Charles D. Zimmer, Mark Ballou | 1994-08-09 |
| 5196803 | Apparatus and method for determining the voltage breakdown and conductivity of particulate material | Michael Cellini, Rudolph Forgensi, Kallis H. Mannik, Robert J. Turchetti, Donald H. Wood +1 more | 1993-03-23 |
| 5175590 | Apparatus and method for removing developer material | Neil A. Frankel, Larry G. Hogestyn | 1992-12-29 |
| 5171653 | Electrostatic developing composition with carrier having external additive | Don B. Jugle, Michael L. Grande, Douglas A. Lundy, Charles D. Zimmer | 1992-12-15 |
| 5111246 | Electrostatographic machine | Ian Brailsford, Robert A. Carter, Don B. Jugle, Roger D. Masham | 1992-05-05 |
| 5079122 | Toner compositions with charge enhancing additives | Robert D. Bayley, Peter F. Erhardt, Thomas R. Hoffend, Timothy L. Lincoln, Joseph R. Weber +1 more | 1992-01-07 |
| 5045423 | Toner and developer compositions with charge enhancing additives | Joseph R. Weber, John R. Laing, John L. Haack | 1991-09-03 |
| 4948686 | Process for forming two-color images | Ronald J. Koch, Robert J. Gruber, Paul C. Julien, Donald J. Goodman, Deepak R. Maniar | 1990-08-14 |
| 4894308 | Process for preparing electrophotographic toner | Hadi K. Mahabadi, Sheau V. Kao, Gerald R. Allison, Hui Chang | 1990-01-16 |
| 4524120 | Process for charging toner compositions | Thomas J. Budny, William H. Hollenbaugh, Jr. | 1985-06-18 |
| 4317346 | Vehicle ignition-transmission protection enclosure | — | 1982-03-02 |