Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12089022 | Panel-type speaker | Shizuka ISHIGAKI, Hironori Shiroto | 2024-09-10 |
| 10448131 | Sound output apparatus | Takashi Tanaka | 2019-10-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12089022 | Panel-type speaker | Shizuka ISHIGAKI, Hironori Shiroto | 2024-09-10 |
| 10448131 | Sound output apparatus | Takashi Tanaka | 2019-10-15 |