Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7236268 | Adaptive screening in raster image processing of complex pages | Pochiraju Srinivas Rao | 2007-06-26 |
| 7173719 | Integrated raster image processor and electro-photographic engine controller | Eric R. Hansen, Herman W. Harrison | 2007-02-06 |
| 7034955 | Using a processor enhanced memory module to accelerate hardcopy image processing within existing printer controller | Judd E. Heape | 2006-04-25 |
| 6678426 | Programmable mapping of lower resolution digital data to a higher resolution for output on a lower resolution device | Eugene A. Roylance, Wayne E. Bradburn, Arlin R. Jones | 2004-01-13 |
| 6445404 | Methods of providing lower resolution format data into a higher resolution format | George Henry Kerby | 2002-09-03 |
| 6393227 | Image forming devices, imaging assemblies of image forming devices, and methods of forming an image upon media | Jeffrey S. Weaver, Thomas Camis | 2002-05-21 |
| 6344870 | Methods of providing lower resolution format data into higher resolution format | George Henry Kerby | 2002-02-05 |
| 6295078 | Methods of providing lower resolution format data into a higher resolution format | George Henry Kerby | 2001-09-25 |
| 6163662 | Image forming devices, fusing assemblies, and methods of forming an image using control circuitry to control fusing operations | Michael J. Martin, John W. Huffman, Nancy Cernusak, Jeffrey S. Weaver, Thomas Camis | 2000-12-19 |
| 6157793 | Image forming devices and sensors configured to monitor media, and methods of forming an image upon media | Jeffrey S. Weaver, Thomas Camis | 2000-12-05 |
| 5987221 | Encoded orphan pixels for discriminating halftone data from text and line art data | Eugene A. Roylance, Terry M. Nelson, Arlin R. Jones | 1999-11-16 |
| 5978642 | Color printer with shuttle type paper drive and method | David J. Arcaro | 1999-11-02 |
| 5867191 | Toner projection printer with means to reduce toner spreading | Phillip R. Luque | 1999-02-02 |
| 5751329 | Ionographic color printer with plural print heads removable toner cartridge and one-time usable polymeric web | Thomas Camis | 1998-05-12 |
| 5745152 | Multiple beam laser scanner using lasers with different aperture sizes | Kent D. Vincent | 1998-04-28 |
| 5558968 | Dendrimeric toner particles for liquid electrophotography | Dale D. Russell | 1996-09-24 |
| 5450189 | Electrophotographic imaging with toners of opposite sign electrical charge | Dale D. Russell | 1995-09-12 |
| 5445911 | Chelating positive charge director for liquid electrographic toner | Dale D. Russell | 1995-08-29 |
| 5393635 | Chelating negative charge director for liquid electrographic toner | Dale D. Russell | 1995-02-28 |
| 5361089 | Method and apparatus for applying an adhesive layer for improved image transfer in electrophotography | Dale D. Russell | 1994-11-01 |
| 5291251 | Image development and transfer apparatus which utilized an intermediate transfer film | Chris A. Storlie, Thomas Camis | 1994-03-01 |
| 5136334 | Method and apparatus for preparing liquid tone for direct transfer to the media during electrophotographic printing | Thomas Camis, James A. Hall, Jr. | 1992-08-04 |
| 5118265 | Liquid pump assembly | — | 1992-06-02 |
| 5111302 | Method and system for enhancing the quality of both color and black and white images produced by ink jet and electrophotographic printers | C. S. Chan, Terry M. Nelson | 1992-05-05 |
| 4930018 | Method and system for enhancing the quality of both color and black and white images produced by ink jet printers | C. S. Chan, Terry M. Nelson | 1990-05-29 |