Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7920322 | Reflective semiconductor optical amplifier (R-SOA) with dual buried heterostructure | Su Hwan Oh, Sahnggi Park, Kwang Ryong Oh | 2011-04-05 |
| 7864824 | Multiple distributed feedback laser devices | Kyung Hyun Park, Jaeheon Shin, Namje Kim, Chul-Wook Lee, Eundeok Sim +1 more | 2011-01-04 |
| 7092602 | Method of fabricating polymer waveguides for passive alignment to optical fibers in an optical module | Suntak Park, Jong Moo Lee, Joon Tae Ahn | 2006-08-15 |
| 6692980 | Method for fabricating monolithic integrated semiconductor photonic device | Jungwoo Park, Sungbock Kim, Kwangryong Oh | 2004-02-17 |