Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12089022 | Panel-type speaker | Hironori Shiroto, Yutaka MATSUNAMI | 2024-09-10 |
| 11895481 | Sound control apparatus and sound control method | Nobuaki Kajimoto | 2024-02-06 |
| 11076223 | Speaker device | Shinichi Ikeda | 2021-07-27 |