Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7991311 | Image forming apparatus and method for controlling developing bias voltage | Bruce Chen, Dianne Tan-Feng Tsai | 2011-08-02 |
| 7856188 | Developing method in imaging-forming device | Dianne Tan-Feng Tsai | 2010-12-21 |
| 6167220 | Anti-condensation baffle unit | Carl B. Lewis, Stan Alan Spencer, Susan M. Aurand, Joseph S. Vetromile, William M. Harney +1 more | 2000-12-26 |