Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9724919 | Printing element substrate, printhead, and printhead manufacturing method | Nobuyuki Hirayama, Ryo Kasai | 2017-08-08 |
| 9688067 | Element substrate, printhead, and printing apparatus | Nobuyuki Hirayama | 2017-06-27 |