Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759459 | Colorless toner formulated to improve light fastness of ink jet prints | Michael H. Lee | 2004-07-06 |
| 6723767 | Colorless toner formulated to improve light fastness of ink jet ink prints | Michael H. Lee | 2004-04-20 |