Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077382 | Gain-clamped optical amplifying apparatus using fiber Raman amplifier having Raman cavity | Joon Tae Ahn, Bong Je Park, Woon Jin Chung | 2011-12-13 |
| 7957432 | Light coupler and fiber laser system including the same | Joon Tae Ahn, Bong Je Park | 2011-06-07 |
| 7738165 | Amplified spontaneous emission reflector-based gain-clamped fiber amplifier | Joon Tae Ahn, Woon Jin Chung, Bong Je Park | 2010-06-15 |
| 7646951 | Apparatus for manufacturing optical fiber Bragg grating, optical fiber, and mid-infrared optical fiber laser | Joon Tae Ahn, Bong Je Park | 2010-01-12 |
| 7616668 | Fiber laser system using fiber having dysprosium | Joon Tae Ahn, Bong Je Park | 2009-11-10 |
| 7580480 | Demodulation method using soft decision for quadrature amplitude modulation and apparatus thereof | Tae Hoon Kim | 2009-08-25 |
| 7551348 | Tellurite glass composite, optical waveguide and optical amplifier using the same | Woon Jin Chung, Bong Je Park, Joon Tae Ahn | 2009-06-23 |
| 7511881 | Amplified spontaneous emission reflector-based gain-clamped fiber amplifier | Joon Tae Ahn, Woon Jin Chung, Bong Je Park | 2009-03-31 |
| 7440165 | Optical fiber | Joon Tae Ahn, Woon Jin Chung | 2008-10-21 |
| 7133195 | Gain-clamped fiber amplifier | Joon Tae Ahn, Woon Jin Chung, Bong Je Park | 2006-11-07 |
| 6916753 | Tm3+-doped silicate glass and the use thereof | Doo-Hee Cho, Yong Gyu Choi, Bong Je Park | 2005-07-12 |
| 6873774 | Transmission optical fiber | Yong Gyu Choi, Kyong Hon Kim | 2005-03-29 |
| 6853480 | Optical amplifier | Yong Gyu Choi, Bong Je Park, Doo-Hee Cho, Kyong Hon Kim, Tae Hoon Lee +1 more | 2005-02-08 |
| 6636684 | Dispersive optical fiber using binary component silica | Un-Chul Paek, Kyung Hwan Oh | 2003-10-21 |
| 6241496 | Hermetic rotary compressor | Kwang Ho Kim, Sang-Myung Byun, Se Jin Ku, Yun Won Lee | 2001-06-05 |