Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10268004 | Multi-channel receiver optical sub-assembly and manufacturing method thereof | Young-Tak Han, Sang Ho Park, Jang Uk Shin, Yong-Hwan Kwon, Jong-Hoi Kim | 2019-04-23 |
| 9904023 | Multi-channel receiver optical sub-assembly and manufacturing method thereof | Young-Tak Han, Sang Ho Park, Jang Uk Shin, Yong-Hwan Kwon, Jong-Hoi Kim | 2018-02-27 |
| 9711939 | Semiconductor optical device | Dong Hun Lee, Sang Ho Park, Jang Uk Shin, Young-Tak Han | 2017-07-18 |
| 9411097 | Optical module | Young-Tak Han, Sang Ho Park, Jang Uk Shin | 2016-08-09 |
| RE44375 | Optical transceiver module | Jeong Woo Park, Hyun Sung Ko | 2013-07-16 |
| 8086105 | Wavelength division multiplexer/demultiplexer having flat wavelength response | Jang Uk Shin, Sang Ho Park, Young-Tak Han, Sang-Pil Han | 2011-12-27 |
| 7974539 | Bi-directional optical module | Jung-Ho Song, Sung-Il Kim, Ki-Soo Kim | 2011-07-05 |
| 7599403 | Superluminescent diode and method of manufacturing the same | Moon-Ho Park, Kwang Ryong Oh | 2009-10-06 |
| 7599624 | System and method for switching channels using tunable laser diodes | Sahng Gi Park, Su Hwan Oh, Kwang-Seong Choi, Moon-Ho Park, Kwang Ryong Oh | 2009-10-06 |
| 7551658 | Buried ridge waveguide laser diode | Su Hwan Oh, Ki-Soo Kim, Oh Kee Kwon | 2009-06-23 |
| 7378292 | Method of fabricating semiconductor optical device | Moon-Ho Park, Sahng Gi Park, Su Hwan Oh, Kwang Ryong Oh, Gyung-Ock Kim +1 more | 2008-05-27 |
| 7373032 | Optical transceiver module | Jeong Woo Park, Hyun Sung Ko | 2008-05-13 |
| 7310469 | Waveguide PIN photodiode having graded index distribution centering around optical absorption layer | Sahng Gi Park, Eun Deok Sim, Jeong Woo Park, Jae-Sik Sim | 2007-12-18 |
| 7248765 | Temperature-insensitive polymeric optical AWG device and manufacturing method therefor | Jong Moo Lee, Sun Tak Park | 2007-07-24 |
| 7206487 | Waveguide photodetector | Jeong Woo Park, Hyun Sung Ko, Eun Deok Sim | 2007-04-17 |
| 7142740 | Planar lightwave circuit type optical transceiver module | Jong Moo Lee, Sun Tak Park, Joon Tae Ahn | 2006-11-28 |
| 7095057 | Semiconductor laser and method for manufacturing the same | Jung-Ho Song, Chul-Wook Lee, Ki-Soo Kim | 2006-08-22 |
| 7012945 | Multi DFB laser diode | Kyung Hyun Park, Young Ahn Leem, Dong Churl Kim, Dae-Su Yee, Sung Bock Kim | 2006-03-14 |
| 6928098 | High frequency optical pulse source | Dong Churl Kim, Young Ahn Leem, Dae-Su Yee, Kyung-Hyun Pakr, Sung Bock Kim +1 more | 2005-08-09 |
| 6856452 | Filter-free wavelength converter | Jong-Hoi Kim, Kwang Ryong Oh, Hyun-Soo Kim, Kang Ho Kim | 2005-02-15 |
| 6684011 | Spot size converter and method of manufacturing the same | Jong Sool Jeong, Kwang Ryong Oh | 2004-01-27 |
| 6639735 | Method for manufacturing an optical device | Kyung Hyun Park, Jong-Hoi Kim, Moon-Ho Park, Sung Bock Kim, Kwang Ryong Oh | 2003-10-28 |
| 6593162 | Method of manufacturing semiconductor optical device | Kyung Hyun Park, Sung Bock Kim, Kwang Ryong Oh | 2003-07-15 |