Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6916753 | Tm3+-doped silicate glass and the use thereof | Yong Gyu Choi, Hong-Seok SEO, Bong Je Park | 2005-07-12 |
| 6853480 | Optical amplifier | Yong Gyu Choi, Bong Je Park, Hong-Seok SEO, Kyong Hon Kim, Tae Hoon Lee +1 more | 2005-02-08 |
| 6845185 | High-speed wavelength channel selector and high-speed photonic integrated circuit-type space and wavelength multiplexed channel selector employing the same | Kyong Hon Kim, Joon Tae Ahn, Yong Gyu Choi | 2005-01-18 |