Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7513943 | Yellow dye compound and ink composition comprising the same | Chien-Wen Lee, Shih-Hung Wang, Tzu-Kwei Sun | 2009-04-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7513943 | Yellow dye compound and ink composition comprising the same | Chien-Wen Lee, Shih-Hung Wang, Tzu-Kwei Sun | 2009-04-07 |