Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D871404 | Headset with visor | Nicolas Denhez, Young Duk Song, YeongKyu Yoo, Carl J. Ledbetter, Yuenkeen Cheong +6 more | 2019-12-31 |
| D871405 | Headset with visor | Nicolas Denhez, Young Duk Song, YeongKyu Yoo, Carl J. Ledbetter, Yuenkeen Cheong +6 more | 2019-12-31 |