Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9614129 | Light emitting device having surface-modified luminophores | Chung Hoon Lee, Walter Tews, Detlef Starick | 2017-04-04 |
| 9576939 | Light emitting device and lighting system having the same | Walter Tews, Chung Hoon Lee | 2017-02-21 |