Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12145391 | Ink set, recording method, and recording medium | Shinpei Ito | 2024-11-19 |
| 12076977 | Image printing apparatus, image printing method, and medium storing image printing program | Kenta Hasebe, Kosuke Nukui, Takashi Kanzaki, Shuhei Suzuki | 2024-09-03 |
| 11912885 | Set of ink and treatment agent, and recording method | Shinpei Ito | 2024-02-27 |
| 11041085 | Ink set, image forming method and ink-jet recording apparatus | Keisuke Yuhara, Mitsunori Maeda, Shinpei Ito | 2021-06-22 |
| 11001964 | Treatment agent and ink set | Keisuke Yuhara, Mitsunori Maeda, Shinpei Ito | 2021-05-11 |
| 10857805 | Treatment agent for image recording, set including ink and treatment agent for image recording, and recording method | Shinpei Ito | 2020-12-08 |
| 10774468 | Treatment agent for image recording, set of ink and treatment agent for image recording, and recording method | Shinpei Ito | 2020-09-15 |
| 10766275 | Image forming method and ink-jet recording apparatus | Keisuke Yuhara, Mitsunori Maeda, Shinpei Ito | 2020-09-08 |
| 10569569 | Image forming method and ink-jet recording apparatus | Keisuke Yuhara, Mitsunori Maeda, Shinpei Ito | 2020-02-25 |
| 10493775 | Image forming method and ink set | Shinpei Ito, Keisuke Yuhara, Mitsunori Maeda | 2019-12-03 |
| 10414934 | Ink set for ink-jet recording, and method for producing ink set for ink-jet recording | — | 2019-09-17 |
| 10385228 | Ink set and recording method | Shinpei Ito | 2019-08-20 |
| 9440439 | Ink-jet head and ink-jet recording apparatus | Masaya Fujioka | 2016-09-13 |
| 9340689 | Water-based ink for ink-jet recording, water-based ink set for ink-jet recording, and treatment agent | Hideji Fukaya, Mitsunori Maeda | 2016-05-17 |
| 9206325 | Water-based ink for ink-jet recording, water-based ink set for ink-jet recording, and treatment agent | Hideji Fukaya, Mitsunori Maeda | 2015-12-08 |
| 8252102 | Water-based black ink for ink-jet recording, ink cartridge, and ink-jet recording apparatus | Kazuma Goto, Narumi Koga | 2012-08-28 |
| 8062412 | Water-based ink for ink-jet recording, ink cartridge and ink-jet recording apparatus | Michiko Aoyama, Kenta Hayashida, Mitsunori Maeda | 2011-11-22 |
| 7866808 | Ink set for ink-jet recording and method for producing tetracomposite black image | Kenta Hayashida, Kazuma Goto | 2011-01-11 |
| 7713343 | Ink set for ink-jet recording | Kazuma Goto, Narumi Koga, Satoshi Okuda, Tomoyo Hamajima, Shunichi Higashiyama | 2010-05-11 |
| 7615112 | Ink set for ink-jet recording and method for producing tetra-composite black image | Kenta Hayashida, Kazuma Goto | 2009-11-10 |
| 7468100 | Ink for ink-jet recording | Kazuma Goto | 2008-12-23 |
| 7425233 | Cyan ink for ink-jet recording | Tomoyo Hamajima, Shunichi Higashiyama, Kazuma Goto, Narumi Koga | 2008-09-16 |
| 7393399 | Ink for ink-jet recording | Kazuma Goto | 2008-07-01 |
| 7303618 | Ink for ink-jet recording | Tomoyo Hamajima, Masaya Fujioka, Kazuma Goto | 2007-12-04 |
| 7303617 | Ink for ink-jet recording | Tomoyo Hamajima, Masaya Fujioka, Kazuma Goto | 2007-12-04 |