Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808252 | Ink jet recording head and manufacturing method therefor | Tetsuya Ohashi, Yutaka Koizumi, Yukuo Yamaguchi, Akira Goto | 2004-10-26 |
| 6799841 | Ink jet recording head, ink jet recording apparatus using such ink jet recording head, and method for manufacturing ink jet recording head | Junichiro Iri, Toshio Kashino, Hiroyuki Maeda, Akira Goto, Hiroki Tajima +1 more | 2004-10-05 |
| 6688730 | Ink jet recording system and method of preserving recording head | Noriyasu Asaki, Teruo Ozaki, Hiroki Tajima | 2004-02-10 |