Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669888 | Process of making polypropylene fibers | Pyung-Yul Park | 2003-12-30 |
| 6270892 | Polypropylene fiber and preparation thereof | Pyung-Yul Park | 2001-08-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669888 | Process of making polypropylene fibers | Pyung-Yul Park | 2003-12-30 |
| 6270892 | Polypropylene fiber and preparation thereof | Pyung-Yul Park | 2001-08-07 |