Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1035611 | Headphone | Takashi Nara, Yutaro Kumagai | 2024-07-16 |
| D1031691 | Headphone | Takashi Nara, Yutaro Kumagai | 2024-06-18 |
| D1018495 | Headphone | Yutaro Kumagai | 2024-03-19 |
| D1016779 | Headphone | Yutaro Kumagai | 2024-03-05 |
| 11368772 | Headphone and earmuff | — | 2022-06-21 |
| 11310583 | Headphone device | — | 2022-04-19 |
| D938934 | Headphone | Yutaro Kumagai | 2021-12-21 |
| D893449 | Headphone | Takaya Nagamine, Shohei Araki | 2020-08-18 |
| D890121 | Earphone | Shohei Araki | 2020-07-14 |
| D878328 | Headphone | Shohei Araki | 2020-03-17 |
| D878331 | Headset | Shohei Araki | 2020-03-17 |
| D878332 | Headset | Shohei Araki | 2020-03-17 |
| D875068 | Headphone | Takaya Nagamine, Shohei Araki | 2020-02-11 |
| D875067 | Headphone | Takaya Nagamine, Shohei Araki | 2020-02-11 |
| 10149034 | Earphone | — | 2018-12-04 |
| D833419 | Earphone | Shohei Araki | 2018-11-13 |
| D822008 | Earphone | Shohei Araki | 2018-07-03 |
| 9699541 | Ear pad and headphone | — | 2017-07-04 |