Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10615884 | Low frequency ultrasonic communication system, low frequency ultrasonic communication method, low frequency ultrasonic transmitting apparatus, and low frequency ultrasonic receiving apparatus | Kwang Myung JEON | 2020-04-07 |