Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6153037 | Method and apparatus for producing multi-ply corrugated paperboard | Ki-Jeong Kim | 2000-11-28 |
| 5894046 | Double-ply corrugated paperboard | Ki-Jeong Kim | 1999-04-13 |
| 5476219 | Packing paper box | — | 1995-12-19 |
| 5439168 | Paper box having strip-shaped inlet | — | 1995-08-08 |
| 5437407 | Detergent packing paper box | — | 1995-08-01 |