Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11107970 | Piezoelectric element and method for producing the same, liquid ejection head, and printer | Tsutomu Asakawa | 2021-08-31 |
| 11014357 | Piezoelectric element, liquid discharge head, and printer | Tomohiro Sakai, Yasumi Ikehara | 2021-05-25 |
| 10937942 | Piezoelectric element and piezoelectric element-applied device | Koji Sumi, Tomohiro Sakai, Toshiaki Takahashi, Tsutomu Asakawa | 2021-03-02 |