Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9610773 | Method for producing liquid-ejection-head substrate and liquid-ejection-head substrate produced by the same | Keiji Watanabe, Junya Hayasaka, Shiro Sujaku, Kouji Hasegawa | 2017-04-04 |
| 9604454 | Method for manufacturing liquid ejection head | Jun Yamamuro, Toshiaki Kurosu, Shiro Sujaku | 2017-03-28 |