Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D878326 | Audio device | Shintaro Kitazawa | 2020-03-17 |
| D856974 | Sound device | Shintaro Kitazawa | 2019-08-20 |
| D848974 | Sound device | Shintaro Kitazawa | 2019-05-21 |
| D842274 | Sound device | Shintaro Kitazawa | 2019-03-05 |
| D842273 | Sound device | Shintaro Kitazawa | 2019-03-05 |
| D832237 | Sound device | Shintaro Kitazawa | 2018-10-30 |
| D831613 | Sound device | Shintaro Kitazawa | 2018-10-23 |
| D816046 | Control module | Shintaro Kitazawa | 2018-04-24 |