Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10136220 | Bluetooth neck band headset including vibration speaker | Kwangho Son, Jeong Il Kwon, Sangyoon Shin, Chungyul Ryu | 2018-11-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10136220 | Bluetooth neck band headset including vibration speaker | Kwangho Son, Jeong Il Kwon, Sangyoon Shin, Chungyul Ryu | 2018-11-20 |