Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730155 | Aqueous ink composition | Akihiko Gotoh, Tomoko Maeda, Akiko Bannai, Kiyofumi Nagai, Hitoshi Arita +4 more | 2004-05-04 |
| 6695443 | Ink for ink jet recording, ink set for ink jet recording, method for ink jet recording, ink cartridge for ink jet recording, ink jet recording apparatus and recorded article | Hitoshi Arita, Kiyofumi Nagai, Akihiko Gotoh, Akiko Bannai, Tetsuya Kaneko +4 more | 2004-02-24 |