Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799829 | Waste ink management system for an ink jet printer | Peter Mah, Shirley Mitchell, Patrick Lawrence Ransom | 2004-10-05 |
| 6648448 | Waste ink management system for an ink jet printer | Nai-Hsiung Ma, Shirley Mitchell, Patrick Lawrence Ransom | 2003-11-18 |