Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5194356 | Toner compositions | Guerino G. Sacripante, Beng S. Ong, Michael J. Levy | 1993-03-16 |
| 5166026 | Toner and developer compositions with semicrystalline polyolefin resins | Timothy J. Fuller, Stephan V. Drappel, Thomas W. Smith, Michael J. Levy, Ralph A. Mosher | 1992-11-24 |
| 5158851 | Toner and developer compositions with liquid glass resins | Timothy J. Fuller, Samuel Kaplan, Michael J. Levy, Joseph D. Geiser, William M. Prest, Jr. | 1992-10-27 |
| 5140377 | Thermal fusing of toner in xerographic apparatus using water vapor | Michael J. Levy | 1992-08-18 |
| 5135832 | Colored toner compositions | Guerino G. Sacripante, Beng S. Ong, Michael J. Levy | 1992-08-04 |
| D325611 | Hand exerciser | John W. Howard | 1992-04-21 |
| 5034298 | Toner compositions and processes thereof | John S. Berkes, Robert J. Gruber, Eugene F. Young, Michael J. Oszczakiewicz | 1991-07-23 |
| 4426436 | Process for positive charge sharing toner compositions | Paul C. Julien, Robert J. Gruber, Richard F. Koehler, Jr. | 1984-01-17 |
| 4375673 | Charge spectrograph | Richard F. Koehler, Jr., Edward W. Connors | 1983-03-01 |
| 4296192 | Electrostatographic toner composition | Robert J. Gruber, Steven B. Bolte, John F. Knapp, Dale R. Ims | 1981-10-20 |
| 4287287 | Electrostatographic carrier coated with thixotropic compositions | Steven B. Bolte | 1981-09-01 |
| 4267247 | Low specific gravity magnetic carrier materials | Ronald F. Ziolo | 1981-05-12 |
| 4264648 | Low specific gravity magnetic carrier materials | Ronald F. Ziolo | 1981-04-28 |