Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10817253 | Ultrasonic communication system with independent volume control for an audible frequency range | Xintian E. Lin | 2020-10-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10817253 | Ultrasonic communication system with independent volume control for an audible frequency range | Xintian E. Lin | 2020-10-27 |