Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811597 | Ink composition, recording medium, inkjet recording method, and recording | Yasuhiro Oki, Kazuhiko Kitamura, Tetsuya Aoyama, Kyoichi Oka, Hiroshi Takahashi +1 more | 2004-11-02 |
| 6761759 | Ink composition, ink jet recording method and recorded matter | Yasuhiro Oki, Kazuhiko Kitamura, Tetsuya Aoyama, Kyoichi Oka, Hiroshi Takahashi +1 more | 2004-07-13 |
| 6676735 | Aqueous ink | Yasuhiro Oki, Kazuhiko Kitamura, Tetsuya Aoyama, Hiroshi Takahashi, Yuji Ito | 2004-01-13 |