Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10405086 | Microphone cavity | Brandon Leo Hicks, Donna Marie Sullivan, Christopher Ratcliffe | 2019-09-03 |
| 10299038 | Capturing wide-band audio using microphone arrays and passive directional acoustic elements | Wontak Kim, Joseph A. Coffey, Jr. | 2019-05-21 |