Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659595 | Liquid jet recording head | Yukuo Yamaguchi, Yutaka Koizumi, Takeshi Yamakubo | 2003-12-09 |
| 6652062 | LIQUID DISCHARGE RECORDING HEAD WITH ORIFICE PLATE HAVING EXTENDED PORTION FIXED TO RECORDING HEAD MAIN BODY, LIQUID DISCHARGE RECORDING APPARATUS HAVING SUCH HEAD, AND METHOD FOR MANUFACTURING SUCH HEAD | Yutaka Koizumi, Yukuo Yamaguchi, Hideo Fukazawa, Hiroki Tajima, Nobuyuki Hatasa | 2003-11-25 |
| 6626514 | Liquid discharge recording head, method of manufacture therefor, and liquid discharge recording apparatus | Hiroki Tajima, Yutaka Koizumi, Yukuo Yamaguchi, Nobuyuki Hatasa | 2003-09-30 |
| 6540343 | Liquid ejecting head unit and manufacturing method therefor | Yukuo Yamaguchi, Hiroki Tajima | 2003-04-01 |