Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8221534 | Ink-jet ink set, producing method of ink-jet ink set, image forming method, and ink-jet recording apparatus | — | 2012-07-17 |
| 7736424 | Ink set for ink-jet recording, ink for ink-jet recording and method for forming image | Ryuji Kato | 2010-06-15 |
| 7736425 | Ink set for ink-jet recording, ink for ink-jet recording and method for forming image | Ryuji Kato | 2010-06-15 |
| 7727321 | Magenta ink for ink-jet recording | Kazuma Goto, Shunichi Higashiyama, Narumi Koga, Satoshi Okuda | 2010-06-01 |
| 7713343 | Ink set for ink-jet recording | Kazuma Goto, Narumi Koga, Satoshi Okuda, Yasuhiro Taga, Shunichi Higashiyama | 2010-05-11 |
| 7703908 | Water-based ink set for ink-jet recording | Masahiro Nishizaki, Narumi Kawai, Junichiro Sugimoto | 2010-04-27 |
| 7621628 | Water-based ink set for ink-jet recording and ink-jet recording method | Narumi Koga, Masaya Fujioka, Narumi Kawai | 2009-11-24 |
| 7607772 | Water-based ink set for ink-jet recording and ink-jet recording method | Narumi Koga, Masaya Fujioka, Narumi Kawai | 2009-10-27 |
| 7425233 | Cyan ink for ink-jet recording | Shunichi Higashiyama, Kazuma Goto, Narumi Koga, Yasuhiro Taga | 2008-09-16 |
| 7384462 | Water-based ink set for ink-jet recording and ink-jet recording method | Narumi Kawai, Narumi Koga | 2008-06-10 |
| 7384460 | Water-based ink set for ink-jet recording and ink-jet recording method | Masaya Fujioka, Ryuji Kato, Noriatsu Aoi, Narumi Koga, Narumi Kawai +1 more | 2008-06-10 |
| 7384461 | Water-based ink set for ink-jet recording and ink-jet recording method | Narumi Kawai, Narumi Koga, Masaya Fujioka, Ryuji Kato, Noriatsu Aoi +1 more | 2008-06-10 |
| 7377969 | Water-based ink set for ink-jet recording and ink-jet recording method | Narumi Kawai, Narumi Koga | 2008-05-27 |
| 7377970 | Water-based ink set for ink-jet recording and ink-jet recording method | Narumi Kawai, Narumi Koga | 2008-05-27 |
| 7374607 | Water-based ink set for ink-jet recording and ink-jet recording method | Narumi Kawai, Narumi Koga | 2008-05-20 |
| 7357832 | Water base pigment ink for ink-jet recording, ink cartridge accommodating the same, and ink-jet recording method | Ryuji Kato, Hideo Ohira, Noriatsu Aoi, Masaya Fujioka | 2008-04-15 |
| 7303617 | Ink for ink-jet recording | Yasuhiro Taga, Masaya Fujioka, Kazuma Goto | 2007-12-04 |
| 7303618 | Ink for ink-jet recording | Yasuhiro Taga, Masaya Fujioka, Kazuma Goto | 2007-12-04 |
| 7297198 | Ink for Ink-Jet Recording | Yasuhiro Taga, Masaya Fujioka, Kazuma Goto | 2007-11-20 |
| 7244297 | Water based ink set for ink-jet recording and inkjet recording method | Ryuji Kato, Noriatsu Aoi, Narumi Kawai, Masaya Fujioka | 2007-07-17 |
| 7244296 | Water based ink set for ink-jet recording and inkjet recording method | Ryuji Kato, Noriatsu Aoi, Narumi Kawai, Masaya Fujioka, Narumi Koga | 2007-07-17 |