Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749295 | Ink-jet cartridge | Seo-hyun Cho, Hyung-hyu Hwang, Myung-song Jung, Jae-cheol Lee, Young Su Lee | 2004-06-15 |
| 6739711 | Ink cartridge | Young Su Lee, Jeong-seon Kim, O-hyun Baek, Jae-cheol Lee, Sik Choi +1 more | 2004-05-25 |