Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12317033 | Piezoelectric vibration plate and piezoelectric sound generating component | Tadashi Okuzawa, Toshiyuki Sakai | 2025-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12317033 | Piezoelectric vibration plate and piezoelectric sound generating component | Tadashi Okuzawa, Toshiyuki Sakai | 2025-05-27 |