Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9766390 | Optical member having three-dimensional effect forming portion and multiple effect forming portion and lighting device using the same | Dong Hyun Lee, Jin Su Kim, Jae Hyuk Jang | 2017-09-19 |
| 9732939 | Optical member and lighting device using the same | Jin Su Kim, Dong Hyun Lee, Jae Hyuk Jang | 2017-08-15 |
| 9733417 | Lighting device with light diffusing element | Jae Hyuk Jang, Jin Su Kim, Dong Hyun Lee | 2017-08-15 |