Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571077 | Electrostatic image developing method and apparatus using a drum photoconductor and hard magnetic carriers | Timothy G. Armstrong, Richard George Allen, Thomas K. Hilbert, Christopher S. Garcia | 2003-05-27 |
| 6538677 | Apparatus and method for gray level printing | Yee S. Ng, Eric K. Zeise, Hwai-Tzuu Tai, Eric C. Stelter | 2003-03-25 |