Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6608949 | Optical oscillator with milimeterwave frequency | Kwang Yong Kang | 2003-08-19 |
| 6556596 | Apparatus for generating an optical fiber laser capable of tuning a wavelength thereof | Do-Il Chang, Hak Kyu Lee, Kyong Hon Kim | 2003-04-29 |
| 6538804 | Planar waveguide-type optical amplifier switch | Kyong Hon Kim, Yong Gyu Choi, Hak Kyu Lee, Min Yong Jeon, Joon Tae Ahn +2 more | 2003-03-25 |
| 6517604 | Apparatus and method for measuring the molten metal level in electromagnetic continuous casting | Goo-Hwa Kim, Ki-Jang Oh, Dong-Jun Shim | 2003-02-11 |