Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6990283 | Polymeric optical device having low polarization dependence and method of fabricating the same | Jong Moo Lee, Sun Tak Park, Jung Jin Ju, Myung Hyun Lee, Kyong Hon Kim | 2006-01-24 |
| 6950579 | Polarization-independent optical polymeric intensity modulator | Sun Tak Park, Jong Moo Lee, Myung Hyun Lee, Kyong Hon Kim | 2005-09-27 |
| 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, Yong Gyu Choi, Doo-Hee Cho | 2005-01-18 |
| 6785449 | Multimode interference coupler, multi-layer optical planar waveguide using the same and method of manufacturing the same | Jong Moo Lee, Doo-Hee Cho, Myung Hyun Lee, Kyong Hon Kim | 2004-08-31 |
| 6769274 | Method of manufacturing a planar waveguide using ion exchange method | Doo-Hee Cho, Min Yong Jeon, Kyong Hon Kim | 2004-08-03 |
| 6560251 | Mode-locked laser stabilizing apparatus and method thereof | Min Yong Jeon, Hak Kyu Lee, Dong Sung Lim, Do-Il Chang, Kyong Hon Kim | 2003-05-06 |
| 6538804 | Planar waveguide-type optical amplifier switch | Kyong Hon Kim, Yong Gyu Choi, Hak Kyu Lee, Min Yong Jeon, Dong Sung Lim +2 more | 2003-03-25 |
| 6266145 | Apparatus for measurement of an optical pulse shape | Hak Kyu Lee, Dong Sung Lim, Min Yong Jeon, Kyong Hon Kim | 2001-07-24 |
| 6266458 | Tunable optical filtering system using fiber-optic polarimetric interferometer | Hak Kyu Lee, Min Yong Jeon, Dong Sung Lim, Kyong Hon Kim | 2001-07-24 |
| 6256432 | Polarization independent all-optical demultiplexer | Min Yong Jeon, Hak Kyu Lee, Dong Sung Lim, Kyoung-Hon Kim | 2001-07-03 |
| 6160627 | Optical fiber Mach-Zehnder interferometer filter | Hak Kyu Lee, Min Yong Jeon, Dong Sung Lim, Kyong Hon Kim, El-Hang Lee | 2000-12-12 |
| 6101027 | All-optical wavelength converter using a semiconductor optical amplifier and a polarization interferometer | Hak Kyu Lee, Kyong Hon Kim, Min Yong Jeon, Dong Sung Lim, Ho-Young Kim | 2000-08-08 |
| 6097861 | Multi-wavelength channel transmission filter | Kyong Hon Kim, Hak Kyu Lee, El-Hang Lee | 2000-08-01 |
| 6055345 | Multi-wavelength channel transmission-type optical filter | Hak Kyu Lee, Kyong Hon Kim, El-Hang Lee | 2000-04-25 |
| 5898716 | Structure of a passively mode-locked optical fiber laser | Hack Kyu Lee, Kyong Hon Kim | 1999-04-27 |
| 5822355 | Dual cavity laser | Kyu-Seok Lee, El-Hang Lee | 1998-10-13 |
| 5790579 | Semiconductor laser device for pulse laser oscillation | Kyu-Seok Lee, El-Hang Lee | 1998-08-04 |