Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4612269 | Method of fabricating a lithographic master | James L. Hanrahan | 1986-09-16 |
| 4612272 | Pressure fixing a single component toner with polyamide-rosin | — | 1986-09-16 |
| 4612273 | Pressure fixing a single component toner with polyamide-rosin | James L. Hanrahan | 1986-09-16 |
| 4514077 | Magnetic toner developing device | James L. Hanrahan, William C. Anderson | 1985-04-30 |
| 4430403 | Method of preparing a lithographic printing master | James L. Hanrahan | 1984-02-07 |
| 4430407 | Heat fusible single component toner having a polyamide binder | — | 1984-02-07 |
| 4430413 | Method of making a single component toner | James L. Hanrahan | 1984-02-07 |
| 4419959 | Magnetic toner retainer means | — | 1983-12-13 |
| 4355088 | Polyethylene pressure fixable electroscopic printing powder and pressure fixing method | John Novotny | 1982-10-19 |
| 4248950 | Electrostatic developer mix containing either MoS.sub.2, TiS.sub.2, WS.sub. 2 | Charles A. Kumins | 1981-02-03 |
| 4248954 | Coated carrier particles for use in electrophotographic process | Pabitra Datta, John Novotny | 1981-02-03 |