Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9562674 | Lighting device | Ji Hoo Kim, Tae Young Choi, Do Hwan Kim, Sung-Ku Kang | 2017-02-07 |
| 9353915 | Lighting device | Ji Hoo Kim, Tae Young Choi, Do Hwan Kim, Sung-Ku Kang | 2016-05-31 |
| 8931921 | Lighting device | Ji Hoo Kim, Tae Young Choi, Do Hwan Kim, Sung-Ku Kang | 2015-01-13 |
| D666748 | LED lamp | Ji Hoo Kim, Do Hwan Kim, Tae Young Choi, Ji Hoon Kim | 2012-09-04 |