Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10192150 | Print engine with print-mode-dependent pulse timing functions | Chung-Hui Kuo, David R. Brent, Frederick E. Altrieth, III, Stacy M. Munechika | 2019-01-29 |
| 9323169 | Preparing color toner images with metallic effect | Dinesh Tyagi, Kevin D. Lofftus, Louise Granica | 2016-04-26 |
| 9141062 | Compensating for printing non-uniformities using a one dimensional map | Michael T. Dobbertin | 2015-09-22 |
| 8849132 | Compensating for periodic nonuniformity in electrophotographic printer | Thomas A. Henderson | 2014-09-30 |
| 8509630 | Determining the cause of printer image artifacts | Thomas A. Henderson | 2013-08-13 |
| 7539427 | Print quality maintenance method and system | Scott T. Slattery, Rodney R. Bucks | 2009-05-26 |
| 7068959 | Fuser oil contamination prevention and clean-up method | Thomas N. Tombs, David M. Rakov | 2006-06-27 |
| 7054567 | Initialization method for establishing process control parameters | Joseph J. Furno | 2006-05-30 |
| 6915087 | Formation of uniform density patches in an electrographic reproduction apparatus for process control | Joseph J. Furno, Matthias H. Regelsberger | 2005-07-05 |
| 6621995 | Image-forming machine having a development station with a dusting control system | Robert S. Rejewski | 2003-09-16 |
| 6611666 | Densitometer with improved accuracy for use in color image processing apparatus | Matthias H. Regelsberger, William A. Hameister, Bradley A. Twait | 2003-08-26 |
| 6608641 | Electrophotographic apparatus and method for using textured receivers | Peter S. Alexandrovich, Muhammed Aslam, Jiann-Hsing Chen, Diane M. Herrick, Robert A. Lancaster +4 more | 2003-08-19 |
| 6571077 | Electrostatic image developing method and apparatus using a drum photoconductor and hard magnetic carriers | John R. Thompson, Timothy G. Armstrong, Thomas K. Hilbert, Christopher S. Garcia | 2003-05-27 |
| 6466331 | Multi-bit rendering with single color and two-color capability | Hwai-Tzuu Tai, Yee S. Ng | 2002-10-15 |
| 5812169 | Combined storage of data for two printheads | Hwai-Tzuu Tai | 1998-09-22 |
| 5723240 | Method for controlling the formation of toner images with two distinct toners | — | 1998-03-03 |
| 4987853 | Magnetic brush development apparatus | Paul Alan Hartley, Thomas K. Hilbert, Andrew J. Mauer, Thomas T. Stetz, III | 1991-01-29 |