Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660213 | Nozzle plate manufacturing method | Kouichi Sanpei, Masayuki Sasaki, Hiromitsu Soneda | 2003-12-09 |
| 6508544 | Ink-jet head and printer using the same | Masayuki Sasaki, Hiromitsu Soneda, Koichi Sanpei, Takumi Kawamura | 2003-01-21 |