Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12433167 | Piezoelectric element, droplet dispensing head, actuator, and vibrator | Koji Ohashi, Yasuaki Hamada, Yoshiki YANO | 2025-09-30 |
| 12311664 | Piezoelectric element, head chip, liquid ejection device, and sensor | Yasuaki Hamada, Yoshiki YANO, Koji Ohashi | 2025-05-27 |
| 12304204 | Piezoelectric body, piezoelectric element, and liquid ejection head | Tomohiro Sakai, Yasuto KAKEMURA | 2025-05-20 |
| 12285946 | Droplet discharge head and droplet discharge apparatus | Yoichi Tanaka, Takayuki Yokoyama | 2025-04-29 |
| 12053986 | Piezoelectric element, liquid ejection head, and liquid ejection apparatus | — | 2024-08-06 |
| 12022735 | Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus | — | 2024-06-25 |
| 11964481 | Liquid discharge head and actuator | — | 2024-04-23 |
| 11938730 | Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus | — | 2024-03-26 |
| 11417828 | Piezoelectric element, piezoelectric element application device, and method of manufacturing piezoelectric element | Tomohiro Sakai, Koji Sumi | 2022-08-16 |
| 11374162 | Piezoelectric element, method for manufacturing the same, and piezoelectric element-applied device | Koji Sumi, Tomokazu Kobayashi, Tomohiro Sakai, Koichi Morozumi, Tsutomu Asakawa | 2022-06-28 |
| 11312137 | Piezoelectric element, liquid discharge head, and printer | Masayuki OMOTO, Hidemichi Furihata, Kazuhide Gomi, Hidetoshi Tako | 2022-04-26 |
| 11223007 | Piezoelectric element, liquid ejection head, and printer | Katsutomo Tsukahara | 2022-01-11 |
| 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 |
| 10734570 | Piezoelectric element and piezoelectric element applied device | — | 2020-08-04 |
| 10700258 | Piezoelectric element, manufacturing method thereof, and liquid ejection head | Masayuki OMOTO, Tsutomu Asakawa, Hidemichi Furihata | 2020-06-30 |
| 10608165 | Piezoelectric element and liquid ejecting head | Tomohiro Sakai, Koichi Morozumi, Harunobu KOIKE, Koji Sumi | 2020-03-31 |
| 10427981 | Piezoelectric material, method of manufacturing the same, piezoelectric element, and piezoelectric element application device | Koji Sumi, Tomohiro Sakai, Yasuaki Hamada, Tetsuya Isshiki, Satoshi Kimura +2 more | 2019-10-01 |
| 10355196 | Piezoelectric element, piezoelectric element application device, and method of manufacturing piezoelectric element | Tomohiro Sakai, Koji Sumi | 2019-07-16 |
| 10297742 | Piezoelectric element and device including the same | Koji Sumi, Tomohiro Sakai, Tetsuya Isshiki, Toshiaki Takahashi | 2019-05-21 |
| 10243137 | Piezoelectric element and piezoelectric element applied device | Tomohiro Sakai, Koji Sumi, Tetsuya Isshiki, Toshiaki Takahashi, Tomokazu Kobayashi | 2019-03-26 |
| 10199559 | Piezoelectric element and piezoelectric element applied device | Masayuki OMOTO | 2019-02-05 |
| 10186652 | Piezoelectric element and piezoelectric element applied device | Tomohiro Sakai, Koji Sumi, Tetsuya Isshiki, Toshiaki Takahashi, Tomokazu Kobayashi | 2019-01-22 |
| 10181555 | Piezoelectric element and piezoelectric element applied device | Koji Sumi, Tomohiro Sakai, Toshiaki Takahashi | 2019-01-15 |