Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9107253 | Lighting apparatus having a predetermined light distribution area | Jaehwan Kim, Limkyoung Ha, Hankyu Cho | 2015-08-11 |
| 8905601 | Lighting apparatus having a thermal insulator | Hankyu Cho, Jaehwan Kim | 2014-12-09 |
| 8833977 | Lighting apparatus | Jaehwan Kim, Hankyu Cho | 2014-09-16 |
| 8807792 | Lighting apparatus | Hankyu Cho, Jaehwan Kim | 2014-08-19 |
| 8567999 | Lighting apparatus | Hyunha Kim | 2013-10-29 |
| 8303137 | Lighting apparatus | Hyunha Kim | 2012-11-06 |
| 8227963 | Lighting device | — | 2012-07-24 |
| 8206015 | Light emitting diode based lamp | Hankyu Cho, Euna Moon | 2012-06-26 |
| 8157422 | Lighting apparatus | Hyunha Kim | 2012-04-17 |
| 8042969 | Lighting device and method of assembling the same | Hyunha Kim | 2011-10-25 |
| 7714808 | Plasma display apparatus and driving method thereof | Jongrae Lim, Tae Heon Kim, Wootae Kim, Sung Choi | 2010-05-11 |