Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805437 | Liquid supply system, ink jet recording head, ink jet recording apparatus and liquid filling method | Mitsuru Kurata, Yutaka Koizumi, Hiroyuki Maeda, Takeaki Shima, Akira Goto +6 more | 2004-10-19 |
| 6786572 | Liquid discharge head and liquid discharge apparatus | Yoshiyuki Imanaka, Hiroyuki Ishinaga, Masahiko Kubota, Ryoji Inoue | 2004-09-07 |
| 6733117 | Pressure adjustment chamber, ink-jet recording head having the same, and ink-jet recording device using the same | Hiroki Tajima, Yutaka Koizumi, Hiroyuki Maeda, Akira Goto, Takeshi Kono +3 more | 2004-05-11 |
| 6688729 | Liquid discharge head substrate, liquid discharge head, liquid discharge apparatus having these elements, manufacturing method of liquid discharge head, and driving method of the same | Yoshiyuki Imanaka, Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Masahiko Kubota | 2004-02-10 |