Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9445463 | LED lighting device using ballast for fluorescent lamp | Hee-Seok Han | 2016-09-13 |
| 9398650 | LED lighting device using ballast | Heeseok Han | 2016-07-19 |
| 9378233 | For all entries processing | Yong Sik Lee, Jin Young Kook, Jochen Becker, Alexander Boehm | 2016-06-28 |