Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10964878 | Piezoelectric composition and piezoelectric device | Masashi Kitazaki, Makoto Ishizaki | 2021-03-30 |
| 10937943 | Piezoelectric composition and piezoelectric device | Makoto Ishizaki, Masashi Kitazaki, Mingyu Chen, Kazuki Fukasawa | 2021-03-02 |