Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11072183 | Cartridge and liquid ejection system | Yoshihiro Koizumi, Kotoya Aruga | 2021-07-27 |
| 11014369 | Cartridge and liquid ejecting system | Yoshihiro Koizumi | 2021-05-25 |
| 10981391 | Liquid container and liquid ejecting apparatus | Yoshihiro Koizumi | 2021-04-20 |