Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10460718 | Ambient noise reduction arrangements | — | 2019-10-29 |
| 10419841 | Acoustic coupling arrangements for noise-cancelling headphones and earphones | Peter McCutcheon, Robert Alcock | 2019-09-17 |