Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10791597 | LED lighting apparatus capable of color temperature control | Keith Hopwood, Hyung-Jin Lee, Sang Wook Han | 2020-09-29 |
| 10757781 | Lighting apparatus including light-emitting diodes | Keith Hopwood, Hyung-Jin Lee, Sang Wook Han, In Seok Baek | 2020-08-25 |