Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D894151 | Headphone | Takaya Nagamine, Sayo Matsubara, Stefan Wennerström, Kiyotaka Kakemizu | 2020-08-25 |
| D893450 | Headphone | Sayo Matsubara, Takaya Nagamine, Stefan Wennerström, Takashi Nara | 2020-08-18 |
| D893451 | Headphone | Takaya Nagamine, Sayo Matsubara, Stefan Wennerström, Kiyotaka Kakemizu | 2020-08-18 |