Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11471331 | Earplug for selective attenuation of sound and an insert with an acoustic filter for use in an earplug | Jason McIntosh, Marco Mietta | 2022-10-18 |
| D942610 | Ear plug | Casper Asmussen, Kasimir Hellström | 2022-02-01 |