Issued Patents 2025
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12376496 | Piezoelectric ceramic composition and piezoelectric actuator | Shuhei Tabata, Takeshi Hirayama | 2025-07-29 |
| 12319060 | Liquid ejection head and recording apparatus | Shuhei Tabata, Makoto Higashibeppu, Takeshi Hirayama, Yukihiro Hasegawa | 2025-06-03 |
| 12232423 | Piezoelectric ceramic composition | Takeshi Hirayama, Shuhei Tabata | 2025-02-18 |