Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337959 | Liquid level detector and liquid level measuring apparatus of printer adopting the same | Hyong-gu Lee | 2002-01-08 |
| 6289184 | Apparatus for measuring concentration of developer of liquid printer | Yong-baek Yoo, Kyu-cheol Shin | 2001-09-11 |
| 5349446 | Method for displaying printing situation of a color video printer | — | 1994-09-20 |