Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7394104 | Semiconductor optical device having current-confined structure | O Kyun Kwon, Won Seok Han, Sang Hee Park, Jong Hee Kim, Jae Heon Shin +1 more | 2008-07-01 |
| 7244923 | Surface emitting laser device including optical sensor and optical waveguide device employing the same | Jong Hee Kim, Yong Sung EOM | 2007-07-17 |
| 7230276 | Semiconductor optical device having current-confined structure | O Kyun Kwon, Won Seok Han, Sang Hee Park, Jong Hee Kim, Jae Heon Shin +1 more | 2007-06-12 |
| 6989312 | Method for fabricating semiconductor optical device | Won Seok Han, Jong Hee Kim, Young-Gu Ju, O Kyun Kwon, Sang Hee Park | 2006-01-24 |
| 6882676 | Fiber-grating semiconductor laser with tunability | Je Ha Kim | 2005-04-19 |