Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649074 | Bubble-jet type ink-jet print head and manufacturing method thereof | Chung-jeon Lee, O-keun Kwon | 2003-11-18 |
| 6502933 | Ink cartridge for ink jet printer | Dae-Soon Lim, Jeong-seon Kim | 2003-01-07 |