Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481909 | Appearing and disappearing core type writing utility | — | 2002-11-19 |
| 6412263 | Reinforcing steel cord for rubber products, method and device for producing such steel cords | Seung-Ho Lim | 2002-07-02 |
| 6413983 | Benzopyranyl heterocycle derivatives, process for preparation thereof, and pharmaceutical compositions containing them | Sung-Eun Yoo, Sun Kyung Lee, Kyu Yang Yi, Nak Jeong Kim, Jee Hee Suh +8 more | 2002-07-02 |