Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938999 | Water base ink for ink-jet recording | Narumi Koga, Kazuma Goto, Naomichi Kobayashi, Michiko Aoyama, Shunichi Higashiyama | 2005-09-06 |
| 6921429 | Water base ink for ink-jet recording | Hiromitsu Sago, Narumi Koga, Kazuma Goto, Hideo Ohira, Shunichi Higashiyama | 2005-07-26 |
| 6866377 | Ink set for ink-jet recording | Masateru Kawamura, Naomichi Kobayashi, Hideo Ohira, Shunichi Higashiyama | 2005-03-15 |
| 6852155 | Water base ink set for ink-jet recording | Narumi Koga, Kazuma Goto, Hiromitsu Sago, Hideo Ohira, Shunichi Higashiyama | 2005-02-08 |