Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11546686 | Headphone ear pad system | Daniel W. Clark | 2023-01-03 |
| 11252495 | Headphone pad mounting system | Daniel W. Clark | 2022-02-15 |
| 10764672 | Over-ear headphone with hinge-free headband | Daniel W. Clark | 2020-09-01 |
| 10631098 | Planar magnetic loudspeaker airflow system | Daniel W. Clark, Peter Robert Ryan | 2020-04-21 |
| D855579 | Ear cup coupler for an over ear headphone | Daniel W. Clark | 2019-08-06 |
| 10178459 | Loudspeaker with acoustic impedance system | Daniel W. Clark | 2019-01-08 |
| 9854364 | Knurled speaker diaphragm | Daniel W. Clark, Frederick Bruce Thigpen | 2017-12-26 |