Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830612 | Ink for ink jet recording | Masahiro Yatake, Hidehiko Komatsu | 2004-12-14 |
| 6802893 | Ink for ink-jet recording and process for producing the same, ink set for ink-jet recording, and ink cartridge | Hidehiko Komatsu, Masahiro Yatake, Hiroko Hayashi, Makoto Matsuzaki, Fumitsugu Ito +1 more | 2004-10-12 |