Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806108 | Method of manufacturing monolithic ink-jet printhead | Yong-shik Park, Sang Wook Lee, Seo-hyun Cho, Keon Kuk | 2004-10-19 |
| 6702428 | Ink-jet printhead | Sung-joon Park, Seo-hyun Cho, Sang-cheol Ko, Kyong-il Kim, Byung-ha Park +2 more | 2004-03-09 |
| 6692112 | Monolithic ink-jet printhead | Hyeon Cheol Kim, Yong-soo Oh, Keon Kuk, Kwang-Joon Yoon, Sang Hyun Lee +4 more | 2004-02-17 |