Issued Patents All Time
Showing 25 most recent of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497910 | Dry powder electrostatic deposition method and apparatus | William J. Grande | 2009-03-03 |
| 6400385 | Microchannel print head for electrographic printer | William J. Grande, Thomas M. Stephany, Thomas N. Tombs | 2002-06-04 |
| 6205309 | AC corona charging arrangement with current--limiting capacitor | Robert W. Gundlach, Anthony C. Fornalik | 2001-03-20 |
| 6037957 | Integrated microchannel print head for electrographic printer | William J. Grande, Thomas M. Stephany | 2000-03-14 |
| 5978001 | Magnetic brush development roller | Edward P. Furlani, Thomas M. Stephany | 1999-11-02 |
| 5912691 | Electrographic printing method and apparatus | Thomas M. Stephany, J. Kelly Lee | 1999-06-15 |
| 5889544 | Electrographic printer with multiple transfer electrodes | Thomas N. Tombs, Thomas M. Stephany, William J. Grande | 1999-03-30 |
| 5823858 | Field replaceable spindle assembly for a laser writer | Thomas M. Stephany, William E. Schmidtmann, Thomas Lodadio | 1998-10-20 |
| 5821972 | Electrographic printing apparatus and method | Thomas N. Tombs, Thomas M. Stephany, William B. Vreeland | 1998-10-13 |
| 5818476 | Electrographic printer with angled print head | Thomas N. Tombs, Thomas M. Stephany, William J. Grande | 1998-10-06 |
| 5737650 | Photographic medium cartridge with magnetically activated status indicator | John R. Debesis, J. Kelly Lee, P. W. T. Moran, Svetlana Reznik | 1998-04-07 |
| 5729884 | Method for assembling a print head for an electrographic printer | Thomas M. Stephany, William E. Schmidtmann | 1998-03-24 |
| 5701552 | Electrographic printer comprising a magnetic brush and a hall effect magnetic sensor | Thomas M. Stephany, Edward P. Furlani | 1997-12-23 |
| 5682586 | Magnetic brush development roller for an electrographic printer | Thomas M. Stephany, Carl N. Worden | 1997-10-28 |
| 5642218 | Method for creating a multi-faceted polygon for a laser writer | Thomas M. Stephany | 1997-06-24 |
| 5631505 | Moving coil linear actuator | Thomas M. Stephany, Edward P. Furlani | 1997-05-20 |
| 5614340 | Migration imaging, optionally with dyes or pigments to effect bleaching | Douglas E. Bugner, Dennis R. Kamp | 1997-03-25 |
| 5608484 | Electromagnetic camera shutter | Edward P. Furlani, Thomas M. Stephany, J. Kelly Lee | 1997-03-04 |
| 5608278 | Self-pumped fluid bearing with electromagnetic levitation such as for a light beam deflector | Bijan Barzideh, Thomas M. Stephany | 1997-03-04 |
| 5565287 | Migration imaging with dyes or pigments to effect bleaching | Douglas E. Bugner, Dennis R. Kamp | 1996-10-15 |
| 5477344 | Duplicating radiographic, medical or other black and white images using laser thermal digital halftone printing | Anthony R. Lubinsky, Richard N. Blazey, Charles D. DeBoer | 1995-12-19 |
| 5344731 | Migration imaging system | Charles D. DeBoer, Dennis R. Kamp | 1994-09-06 |
| 5298358 | Method and apparatus for reproducing image information | Bruce J. Rubin, Dennis R. Kamp | 1994-03-29 |
| 5288573 | Photoconductive elements which are sensitive to near-infrared radiation | Yann Hung, Ralph H. Young | 1994-02-22 |
| 5288582 | Photoelectrographic method for printing | Lawrence E. Contois | 1994-02-22 |