Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192363 | Liquid ejection head, liquid ejection apparatus, and printing apparatus | Shingo Okushima | 2021-12-07 |
| 11173713 | Liquid discharge head | Tomohiro Sato, Masaki Oikawa, Yoshinori Misumi, Maki Kato, Yuzuru Ishida +1 more | 2021-11-16 |