Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814790 | Multicolor dye set and inkjet ink composition with high chroma | In-Shan Sir, Chia-Hsin Chien | 2004-11-09 |
| 6793721 | Invisible ink composition and method to ensure document confidentiality | Yu-Chang Shen, In-Shan Sir, Chia-Hsin Chien | 2004-09-21 |
| 6793722 | Inkjet ink composition with high chroma | Chia-Hsin Chien, In-Shan Sir | 2004-09-21 |
| 6783581 | Ink-jet ink comprising a glycol compound with grafts | Yu-Chang Shen, Chia-Hsin Chien | 2004-08-31 |
| 6706099 | Fragrant ink with microcapsule compounds to provide fragrance | In-Shan Sir, Yu-Chang Shen, Chia-Hsin Chien | 2004-03-16 |