Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11271147 | Piezoelectric composition and piezoelectric element | Masakazu Hirose, Hiroki Katoh, Tamotsu Sasaki, Yuji Umeda | 2022-03-08 |
| 11239410 | Piezoelectric composition and piezoelectric element | Hiroki Katoh, Masakazu Hirose | 2022-02-01 |