Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790394 | Method for manufacturing plastic-substitute goods by using natural materials | Myung Ja Kim | 2004-09-14 |
| 6706227 | Method for manufacturing container by using starch and grain powder | Myung Ja Kim | 2004-03-16 |