Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10790434 | Piezoelectric thin film-stacked body, piezoelectric thin film substrate, piezoelectric thin film device, piezoelectric actuator, piezoelectric sensor, head assembly, head stack assembly, hard disk drive, printer head, and ink-jet printer device | Hitoshi Sakuma, Kenta Ishii | 2020-09-29 |
| 10700260 | Piezoelectric ceramic sputtering target, lead-free piezoelectric thin film and piezoelectric thin film element using the same | Masaru Nanao, Kenta Ishii | 2020-06-30 |
| 10593863 | Piezoelectric ceramic sputtering target, lead-free piezoelectric thin film and piezoelectric thin film element using the same | Masaru Nanao, Tatsuji Sano, Masahito Furukawa, Kenta Ishii | 2020-03-17 |