Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308012 | Piezoelectric sounding component | Sahutboon Kittayawanich | 2025-05-20 |
| 12200441 | Piezoelectric sound generation component | Masakazu Yamauchi, Sahutboon Kittayawanich, Shigemasa Kusabiraki | 2025-01-14 |