Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11128943 | Earphones | Dustin A. Hatfield, Eugene Antony Whang, Robert Boyd, Duy P. Le, Yi-Fang D. Tsai +2 more | 2021-09-21 |
| 11012770 | Eartips for in-ear listening devices | Dustin A. Hatfield, Shota Aoyagi, Timothy E. Emmott, Ethan L. Huwe, Mitchell R. Lerner +7 more | 2021-05-18 |