Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10924844 | Far-field marine sound system including coaxial speaker horn | — | 2021-02-16 |
| D814441 | Loudspeaker horn | — | 2018-04-03 |
| 5746914 | Honey comb filter assembly and method of making the same | Kevin L. Burmeister | 1998-05-05 |