Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9743191 | Acoustic apparatus with diaphragm supported at a discrete number of locations | Sung Bok Lee | 2017-08-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9743191 | Acoustic apparatus with diaphragm supported at a discrete number of locations | Sung Bok Lee | 2017-08-22 |