Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827089 | Hair braider and an auxiliary device thereof | Myun Woo Lee, Chang Kyu Cho, Jung Sun Yoon, Chool Yong Song | 2004-12-07 |
| 6520187 | Hair braider and auxiliary devices | Myun Woo Lee, Chang Kyu Cho, Jung Sun Yoon, Chool Yong Song | 2003-02-18 |