Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654520 | Periodically poled optical fiber and method for the manufacture thereof | Yong Gyu Choi, Jong-bae Kim, Doo-Hee Cho | 2003-11-25 |
| 6625361 | Method for forming two thin conductive films isolated electrically from each other on a fiber | Sahng Gi Park, Jong-bae Kim, Doo-Hee Cho, Yong Gyu Choi, Bun Lee | 2003-09-23 |
| 6583927 | Optical amplifier incorporating therein holmium-doped optical fiber | Yong Gyu Choi, Bong Je Park | 2003-06-24 |
| 6560251 | Mode-locked laser stabilizing apparatus and method thereof | Min Yong Jeon, Hak Kyu Lee, Dong Sung Lim, Joon Tae Ahn, Do-Il Chang | 2003-05-06 |
| 6560247 | Dual wavelength optical fiber laser | Do-Il Chang, Min Yong Jeon | 2003-05-06 |
| 6556596 | Apparatus for generating an optical fiber laser capable of tuning a wavelength thereof | Ho-Young Kim, Do-Il Chang, Hak Kyu Lee | 2003-04-29 |
| 6549330 | Optical gain fiber doped with rare earth ions | Yong Gyu Choi, Dong Sung Lim, Doo-Hee Cho | 2003-04-15 |
| 6538804 | Planar waveguide-type optical amplifier switch | Yong Gyu Choi, Hak Kyu Lee, Min Yong Jeon, Joon Tae Ahn, Dong Sung Lim +2 more | 2003-03-25 |