Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431679 | Calibration of print contrast using an optical-electronic sensor | Guo Li, Francis E. Bockman | 2002-08-13 |
| 5574832 | Double axis dot depletion for 600 DPI edge acuity with 300 DPI print cartridge | Alan E. Cariffe, Janet E. Mebane, Anne P. Kadonaga, Iue-Shuenn Chen, Mark A. Overton | 1996-11-12 |