Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10632741 | Print element substrate, method of manufacturing print element substrate, and method of manufacturing printhead | Hideo Tamura, Yohei Osuki | 2020-04-28 |
| 10603912 | Element board, liquid ejection head, and printing apparatus | Yosuke Miura, Kengo Umeda | 2020-03-31 |