Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11962977 | Custom electronic switchable hearing protection system | Daniel R. Schumaier | 2024-04-16 |
| D634847 | Hearing aid housing | Daniel R. Schumaier, Marc P. McIarnon, Vu Phan, Craig Charles Ovans | 2011-03-22 |
| D606657 | Hearing aide housing | Daniel R. Schumaier, Marc P. Mclarnon, Vu Phan, Craig Charles Ovans | 2009-12-22 |