Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8252102 | Water-based black ink for ink-jet recording, ink cartridge, and ink-jet recording apparatus | Yasuhiro Taga, Narumi Koga | 2012-08-28 |
| 7938520 | Ink-jet recording apparatus | Akira Endo, Masashi Tsuda | 2011-05-10 |
| 7866808 | Ink set for ink-jet recording and method for producing tetracomposite black image | Kenta Hayashida, Yasuhiro Taga | 2011-01-11 |
| 7789481 | Ink jet recording apparatus | Noriaki Satoh | 2010-09-07 |
| 7780285 | Water base ink for ink-jet recording and ink-jet printer accomodating same | Narumi Koga, Masaya Fujioka, Mayuko Okada, Tatsunosuke Hoshi, Narumi Kawai +4 more | 2010-08-24 |
| 7727321 | Magenta ink for ink-jet recording | Shunichi Higashiyama, Tomoyo Hamajima, Narumi Koga, Satoshi Okuda | 2010-06-01 |
| 7717550 | Preservative solution | Junichiro Sugimoto, Noriaki Satoh | 2010-05-18 |
| 7713343 | Ink set for ink-jet recording | Narumi Koga, Satoshi Okuda, Tomoyo Hamajima, Yasuhiro Taga, Shunichi Higashiyama | 2010-05-11 |
| 7690762 | Water base ink for ink-jet recording | Hideo Ohira, Hiromitsu Sago, Narumi Koga, Masaya Fujioka, Shunichi Higashiyama | 2010-04-06 |
| 7674329 | Water-based ink set for ink-jet recording | Narumi Koga, Masaya Fujioka, Shunichi Higashiyama | 2010-03-09 |
| 7615112 | Ink set for ink-jet recording and method for producing tetra-composite black image | Kenta Hayashida, Yasuhiro Taga | 2009-11-10 |
| 7562970 | Ink-jet head and ink-jet recording device | Satoshi Okuda, Narumi Koga, Atsushi Ito, Koichiro Hara, Masaharu Ito | 2009-07-21 |
| 7527685 | Ink for ink-jet recording | Akihiko Taniguchi, Masaya Fujioka, Shunichi Higashiyama | 2009-05-05 |
| 7468100 | Ink for ink-jet recording | Yasuhiro Taga | 2008-12-23 |
| 7425233 | Cyan ink for ink-jet recording | Tomoyo Hamajima, Shunichi Higashiyama, Narumi Koga, Yasuhiro Taga | 2008-09-16 |
| 7393399 | Ink for ink-jet recording | Yasuhiro Taga | 2008-07-01 |
| 7377973 | Water-based ink for ink-jet recording | Noriaki Satoh, Junichiro Sugimoto | 2008-05-27 |
| 7347891 | Water base ink set for ink-jet recording and method for producing the same | Akihiko Taniguchi, Hideo Ohira, Masaya Fujioka, Shunichi Higashiyama | 2008-03-25 |
| 7335249 | Water base ink set for ink-jet recording | Narumi Koga, Hideto Yamazaki, Masaya Fujioka, Shunichi Higashiyama | 2008-02-26 |
| 7328989 | Water base ink set for ink-jet recording | Hideo Ohira, Yoshito Toyoda, Masahito Kato, Ryuji Kato, Akihiko Taniguchi +2 more | 2008-02-12 |
| 7303618 | Ink for ink-jet recording | Yasuhiro Taga, Tomoyo Hamajima, Masaya Fujioka | 2007-12-04 |
| 7303617 | Ink for ink-jet recording | Yasuhiro Taga, Tomoyo Hamajima, Masaya Fujioka | 2007-12-04 |
| 7297198 | Ink for Ink-Jet Recording | Yasuhiro Taga, Tomoyo Hamajima, Masaya Fujioka | 2007-11-20 |
| 7288141 | Water base ink set for ink-jet recording | Junichiro Sugimoto, Masaya Fujioka, Narumi Koga, Shunichi Higashiyama | 2007-10-30 |
| 7281789 | Water base ink set for ink-jet recording | Hideo Ohira, Masahito Kato, Masaya Fujioka, Shunichi Higashiyama | 2007-10-16 |