Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12207070 | Sound output control device, sound output system, sound output control method, and computer-readable storage medium | Tatsuru Kobayashi, Toshikazu Fujii, Kazuo Nomura, Tatsuhiro Sukegawa, Jeong-ju Choe | 2025-01-21 |
| 12120489 | Ear mount | Miharu Kobayashi | 2024-10-15 |
| 11484442 | Earmuffs | — | 2022-11-01 |
| 11412328 | Headband for headphone and headphone comprising the same | — | 2022-08-09 |
| 11350198 | Earphone and supporter thereof | — | 2022-05-31 |
| 11336981 | Vent passage forming structure in earphone and earphone | — | 2022-05-17 |
| 10779072 | Vent passage forming structure in earphone and earphone | — | 2020-09-15 |
| 10771885 | Headphone device | — | 2020-09-08 |
| 10681444 | Headphone device | — | 2020-06-09 |
| 8180086 | Speaker | Satoshi Imamura, Junji Iino | 2012-05-15 |
| 8165336 | Voice coil and speaker | Junji Iino, Satoshi Imamura | 2012-04-24 |
| 8160291 | Voice coil and speaker | Satoshi Imamura, Junji Iino | 2012-04-17 |
| 7845461 | Acoustic diaphragm and speaker | Satoshi Imamura, Junji Iino | 2010-12-07 |