Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11786408 | Push-in earplug and method of making the same using a mandrel | Jacob H. Ely, Robert C. Coffin | 2023-10-17 |
| 11707210 | Acoustically probed over-the-ear hearing assessment devices and methods | Jacob H. Ely, Michael G. Wurm | 2023-07-25 |