Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7234787 | Liquid level detection method and apparatus | Yichuan Pan | 2007-06-26 |
| 6866359 | Ink jet printhead quality management system and method | Yichuan Pan, Mark Broschart, Peter James Fellingham | 2005-03-15 |
| 6866365 | Bi-directional color printer and method of printing | David A. Neese, Peter James Fellingham | 2005-03-15 |