Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7416590 | Water-based ink set for ink-jet recording | Masaya Fuijoka, Ryuji Kato, Narumi Koga, Shunichi Higashiyama | 2008-08-26 |
| 7377973 | Water-based ink for ink-jet recording | Kazuma Goto, Noriaki Satoh | 2008-05-27 |
| 7288141 | Water base ink set for ink-jet recording | Masaya Fujioka, Kazuma Goto, Narumi Koga, Shunichi Higashiyama | 2007-10-30 |
| 7169221 | Water base ink for ink-jet recording | Narumi Koga, Masaya Fujioka, Kazuma Goto, Satoshi Okuda, Shunichi Higashiyama | 2007-01-30 |