Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11206494 | Microphone device with ingress protection | Sung Bok Lee, Vahid Naderyan, Bing Yu, Michael Kuntzman, Yunfei Ma +1 more | 2021-12-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11206494 | Microphone device with ingress protection | Sung Bok Lee, Vahid Naderyan, Bing Yu, Michael Kuntzman, Yunfei Ma +1 more | 2021-12-21 |