Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10887700 | Acoustic apparatus with diaphragm supported at a discrete number of locations | Sung Bok Lee | 2021-01-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10887700 | Acoustic apparatus with diaphragm supported at a discrete number of locations | Sung Bok Lee | 2021-01-05 |