Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D741286 | Headphones | Chang-Chin Hwang | 2015-10-20 |
| D731997 | Transmitter for a headphone | Chang-Chin Hwang | 2015-06-16 |
| D690284 | Headphones | — | 2013-09-24 |
| D604266 | Headphones | Lars Milde | 2009-11-17 |
| D600674 | Headphone | — | 2009-09-22 |
| D584715 | Headphone | — | 2009-01-13 |
| D574013 | Audio-visual play-back device for sound or image | — | 2008-07-29 |
| D569369 | Headset | — | 2008-05-20 |
| D569372 | Headset | — | 2008-05-20 |
| D565556 | Headset | — | 2008-04-01 |
| D565026 | Headset | — | 2008-03-25 |
| D565025 | Headset | — | 2008-03-25 |
| D565034 | Headset | — | 2008-03-25 |
| D535975 | Communication headset | — | 2007-01-30 |
| D535286 | Communication headset | — | 2007-01-16 |