Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5802424 | Control for environment of a charger for reproduction apparatus | Martin J. Pernesky | 1998-09-01 |
| 5794111 | Apparatus and method of transfering toner using non-marking toner and marking toner | Thomas N. Tombs, Earl Gregory Gomes | 1998-08-11 |
| 5783343 | Image forming method and apparatus using pretransfer erase | Thomas N. Tombs | 1998-07-21 |
| 5742871 | High duty cycle sawtooth AC charger | Martin J. Pernesky | 1998-04-21 |
| 5737677 | Apparatus and method of toner transfer using non-marking toner | Thomas Nathaniel Tombs, Donald S. Rimai, Robert E. Zeman | 1998-04-07 |
| 5732311 | Compliant electrographic recording member and method and apparatus for using same | Thomas N. Tombs | 1998-03-24 |
| 5724636 | Method and apparatus for transferring a toner image to a receiver sheet using an electrical bias | Thomas N. Tombs, Bruce R. Benwood | 1998-03-03 |
| 5715505 | Image forming method and apparatus utilizing a compliant image member | Thomas N. Tombs | 1998-02-03 |
| 5702852 | Multi-color method of toner transfer using non-marking toner and high pigment marking toner | Thomas N. Tombs, Dinesh Tyagi | 1997-12-30 |
| 5701567 | Compliant transfer member having multiple parallel electrodes and method of using | Rodney R. Bucks, Patricia Dwyer, Thomas Nathaniel Tombs, William B. Vreeland, Robert E. Zeman | 1997-12-23 |
| 5672871 | Corona wire handling device | Michael E. Jacobs | 1997-09-30 |
| 5642254 | High duty cycle AC corona charger | Bruce R. Benwood, Martin J. Pernesky | 1997-06-24 |
| 5330868 | Electrographic fluorescent liquid developer | Domenic Santilli | 1994-07-19 |
| 5221591 | Photoelectrographic imaging with a multi-active element containing near-infrared sensitizing pigments | Douglas E. Bugner, William Mey, George G. Fulmer | 1993-06-22 |
| 5183717 | Field-enhanced charge injection amplification | Anujit Mukherjee | 1993-02-02 |
| 5176980 | Electrographic liquid developer and method of making same | Domenic Santilli | 1993-01-05 |
| 5163075 | Contrast enhancement of electrographic imaging | Anthony R. Lubinsky | 1992-11-10 |
| 5125013 | Method of scanning of toned image in a liquid gate | Anthony R. Lubinsky, Robert W. Kulpinski | 1992-06-23 |
| 5110699 | Method and apparatus for forming masters and images therefrom | William Mey, Susan E. Riblett | 1992-05-05 |
| 5105451 | Electrographic process utilizing fluorescent toner and filtered detector for generating an electrical image signal | Anthony R. Lubinsky | 1992-04-14 |
| 5101216 | Xeroprinting using a corona charge injection modifying material | William Mey, William T. Gruenbaum, Susan E. Ribletty, Kelly S. Robinson, Orville C. Rodenberg | 1992-03-31 |
| 4950569 | Electrophotographic image enhancement using luminescent overcoats | — | 1990-08-21 |
| 4877699 | Electrophotographic luminescent amplification process | Ralph H. Young | 1989-10-31 |
| 4865937 | Method of making fluorescent toner | Domenic Santilli | 1989-09-12 |
| 4681828 | Method of chemical electrographic image amplification using chemically active toner particles | Peter S. Alexandrovich, Joseph W. Manthey, Chandra Sreekumar | 1987-07-21 |