Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8029122 | Recording ink, inkjet recording method and inkjet recording apparatus | Mariko Kojima, Kiyofumi Nagai, Akihiko Gotoh, Tomohiro Inoue | 2011-10-04 |
| 7922316 | Inkjet recording apparatus and inkjet recording method | Eisuke Hori, Akihiko Gotoh, Kiyofumi Nagai | 2011-04-12 |
| 7810919 | Recording ink, ink cartridge, ink record, inkjet recording apparatus, and inkjet recording method | Mariko Kojima, Tomohiro Inoue, Akihiko Gotoh, Michihiko Namba, Hisashi Habashi +1 more | 2010-10-12 |
| 7812068 | Recording ink, inkjet recording method and inkjet recording apparatus using the same | Hisashi Habashi, Kiyofumi Nagai | 2010-10-12 |
| 7682011 | Recording ink, ink cartridge, ink record, inkjet recording apparatus and inkjet recording process | Michihiko Namba, Hisashi Habashi, Mariko Kojima, Tomohiro Inoue, Akihiko Gotoh +1 more | 2010-03-23 |
| 7284851 | Inkjet recording ink, recording process and recording apparatus | Kiyofumi Nagai, Akihiko Gotoh, Mariko Kojima, Michihiko Namba, Tomohiro Inoue | 2007-10-23 |
| 7033013 | Pretreatment liquid for recording material and image recording method using the pretreatment liquid | Masayuki Koyano, Hitoshi Arita, Tetsuya Kaneko, Nobutaka Osada, Kakuji Murakami +3 more | 2006-04-25 |
| 6786588 | Pretreatment liquid for recording material and image recording method using the pretreatment liquid | Masayuki Koyano, Hitoshi Arita, Tetsuya Kaneko, Nobutaka Osada, Kakuji Murakami +3 more | 2004-09-07 |
| 6730155 | Aqueous ink composition | Akihiko Gotoh, Tomoko Maeda, Kiyofumi Nagai, Hitoshi Arita, Tetsuya Kaneko +4 more | 2004-05-04 |
| 6695443 | Ink for ink jet recording, ink set for ink jet recording, method for ink jet recording, ink cartridge for ink jet recording, ink jet recording apparatus and recorded article | Hitoshi Arita, Kiyofumi Nagai, Akihiko Gotoh, Tetsuya Kaneko, Nobutaka Osada +4 more | 2004-02-24 |
| 6613136 | Recording ink composition and ink-jet printing method using the same | Hitoshi Arita, Kiyofumi Nagai, Masayuki Koyano | 2003-09-02 |
| 6578958 | Inkjet recording method and apparatus and ink therefor | Akihiko Gotoh | 2003-06-17 |
| 6120589 | Set of color ink compositions for ink-jet printing and method of forming color images using the color ink set | Akio Kojima, Kiyofumi Nagai, Masato Igarashi, Masayuki Koyano, Hiroyuki Mochizuki +2 more | 2000-09-19 |
| 5993524 | Image recording method, image recording apparatus and image recording acceleration liquid | Kiyofumi Nagai, Akio Kojima, Masato Igarashi, Hiroyuki Mochizuki, Takanori Tsuyuki +2 more | 1999-11-30 |