Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954573 | Wide band dispersion-controlled fiber | Jeong-Sik Cho, Mun-Hyun Do, Sung-Wook Choi | 2005-10-11 |
| 6840063 | Optical fiber preform manufacturing method for shrinkage and closing of deposited tube | Sung-Koog Oh, Man Seok SEO, Mun-Hyun Do | 2005-01-11 |