Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640051 | Thermal treatment apparatus radiating low and high temperature | Hee-sun Yoon | 2003-10-28 |
| 6520187 | Hair braider and auxiliary devices | Myun Woo Lee, Sun Ki Jun, Chang Kyu Cho, Chool Yong Song | 2003-02-18 |