Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10841687 | Headphone apparatus | Daniel I. Radin, Effrosini A. Karayiannis, Kent Jopling, Torry Xu | 2020-11-17 |
| D896200 | Earphones | Carlos M. Santana, William R. Rochowicz, Robert Boyd, Martin Gschwandtl, Guillaume Raoult +2 more | 2020-09-15 |
| D892089 | Headphone | Effrosini A. Karayiannis, Yanyao He, Derek Campbell | 2020-08-04 |