Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669766 | Dye set and ink composition with high water-fastness | Yi-Jing Leu, Chia-Hsin Chien, Yu-Chang Shen, Yu-Ting Lin | 2003-12-30 |
| 6569230 | Magenta ink jet ink having a high degree of light-fastness and water-fastness | Yi-Jing Leu, Chia-Hsin Chien, Yu-Chang Shen | 2003-05-27 |