Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840063 | Optical fiber preform manufacturing method for shrinkage and closing of deposited tube | Sung-Koog Oh, Jin-Seong Yang, Mun-Hyun Do | 2005-01-11 |
| 6841004 | Optical fiber coating device having cooler | Sung-Koog Oh, Kyeong-Sup Kim | 2005-01-11 |