Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D636377 | Headphone | — | 2011-04-19 |
| D635957 | Headphone | Shinpei Hirano | 2011-04-12 |
| D635574 | Plug portion for a headphone | — | 2011-04-05 |
| D634731 | Headphone | — | 2011-03-22 |
| D633899 | Earphone | Qi-Sheng Zheng | 2011-03-08 |
| D633472 | Headphone | Shinpei Hirano | 2011-03-01 |