Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5532327 | Random copolymers made by anionic polymerization, toners incorporating these copolymers and method for the manufacture thereof | Thomas R. Hoffend, Timothy J. Fuller, Suresh K. Ahuja | 1996-07-02 |
| 5518850 | Unsaturated polyesters with vinyl side chains | Carol A. Fox, Thomas R. Hoffend, James R. Paxson, Robert A. Nelson | 1996-05-21 |
| 5486444 | Polyester processes for the preparation of toner | Carol A. Fox, Thomas R. Hoffend, James R. Paxson, Bernard Grushkin | 1996-01-23 |
| 5436103 | Modified unsaturated polyesters | Carol A. Fox, Thomas R. Hoffend, James R. Paxson | 1995-07-25 |
| 5407772 | Unsaturated polyesters | Carol A. Fox, Thomas R. Hoffend, Hadi K. Mahabadi, Enno E. Agur, Guerino G. Sacripante +1 more | 1995-04-18 |
| 5397671 | Processes for preparing crosslinked resins and toner compositions therefrom | Carol A. Fox, Thomas R. Hoffend | 1995-03-14 |
| 5393630 | Melt mixing processes | Carol A. Fox, Thomas R. Hoffend, Hadi K. Mahabadi, Enno E. Agur | 1995-02-28 |
| 5274057 | Bead suspension polymerization process | Michael K. Georges, Lupu Alexandru | 1993-12-28 |
| 5194358 | Toner and developer compositions with charge enhancing additives | Thomas R. Hoffend, Edward J. Radigan, Jr. | 1993-03-16 |
| 5166029 | Toner and developer compositions with charge enhancing additives | Thomas R. Hoffend | 1992-11-24 |
| 5151338 | Toner and developer compositions with charge enhancing additives | Thomas R. Hoffend | 1992-09-29 |
| 5079122 | Toner compositions with charge enhancing additives | Peter F. Erhardt, Edward J. Gutman, Thomas R. Hoffend, Timothy L. Lincoln, Joseph R. Weber +1 more | 1992-01-07 |
| 4287281 | Magnetic toner composition and a method of making the same | — | 1981-09-01 |
| 4282304 | Method of forming magnetic toner particles having a concentration of magnetic particles greater than 45 percent by weight by dispersion polymerization techniques | — | 1981-08-04 |
| 4264700 | Method of forming magnetic toner particles having a concentration of magnetic particles greater than 45 percent by weight by dispersion polymerization techniques | — | 1981-04-28 |