Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11019420 | Device and method for sound intensity regulation in earmuffs using a potentiometer within a hollow wheel | — | 2021-05-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11019420 | Device and method for sound intensity regulation in earmuffs using a potentiometer within a hollow wheel | — | 2021-05-25 |