Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809331 | X-ray image reader | Toshifumi Yoshida | 2004-10-26 |
| 6783222 | Water base pigment ink for ink-jet recording and ink-jet recording method | Ryuji Kato | 2004-08-31 |
| 6783223 | Water base ink for ink-jet recording and ink-jet recording apparatus provided with the same | Mayuko Okada, Narumi Koga, Kazuma Goto, Hiromitsu Sago, Kazuo Kobayashi +6 more | 2004-08-31 |
| 6709095 | Water base pigment ink for ink-jet recording and recording apparatus | Hiromitsu Sago, Masashi Tsuda | 2004-03-23 |
| 6679598 | Water base pigment ink for ink-jet recording and ink-jet recording apparatus | Ryuji Kato | 2004-01-20 |