Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10390129 | Acoustic device | Roman N. Litovsky, Joseph M. Geiger, Chester Smith Williams, Pelham Norville, Brandon Westley | 2019-08-20 |
| 10225647 | Acoustic device | Roman N. Litovsky, Joseph M. Geiger, Chester Smith Williams, Pelham Norville | 2019-03-05 |