Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788858 | Bundle tube type optical cable | Euy-don Park, Jin-cheol Ahn, Yon-soo Ahn | 2004-09-07 |
| 6718102 | Tube-enclosed optical cable containing ribbon units | Euy-don Park, Sung-Yeoul Park | 2004-04-06 |