Issued Patents All Time
Showing 1–25 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12018161 | Water-based ink for ink-jet recording and ink set | Yuka Tsuzaka, Keisuke Yuhara | 2024-06-25 |
| 11434386 | Water-based ink for ink-jet recording | Satoshi Okuda, Yuka Tsuzaka | 2022-09-06 |
| 11041085 | Ink set, image forming method and ink-jet recording apparatus | Keisuke Yuhara, Yasuhiro Taga, Shinpei Ito | 2021-06-22 |
| 11001964 | Treatment agent and ink set | Yasuhiro Taga, Keisuke Yuhara, Shinpei Ito | 2021-05-11 |
| 10766275 | Image forming method and ink-jet recording apparatus | Yasuhiro Taga, Keisuke Yuhara, Shinpei Ito | 2020-09-08 |
| 10647866 | Water-based ink for ink-jet recording and ink-jet recording method | Miki Nishiura | 2020-05-12 |
| 10611921 | Water-based ink for ink-jet recording and ink container | Akihiko Taniguchi, Satoshi Okuda, Yuka Tsuzaka | 2020-04-07 |
| 10611922 | Water-based ink set for ink-jet recording and ink-jet recording apparatus | Yuka Tsuzaka, Satoshi Okuda | 2020-04-07 |
| 10604669 | Water-based ink for ink-jet recording and ink container | Yuka Tsuzaka, Akihiko Taniguchi, Satoshi Okuda | 2020-03-31 |
| 10569569 | Image forming method and ink-jet recording apparatus | Yasuhiro Taga, Keisuke Yuhara, Shinpei Ito | 2020-02-25 |
| 10493775 | Image forming method and ink set | Shinpei Ito, Yasuhiro Taga, Keisuke Yuhara | 2019-12-03 |
| 10428233 | Water-based ink set for ink-jet printing | Yuka Tsuzaka, Shinpei Ito | 2019-10-01 |
| 10414924 | Water-based ink for ink-jet recording | Miki Nishiura | 2019-09-17 |
| 10364366 | Water-based ink for ink-jet recording and ink cartridge | Satoshi Okuda, Yuki Okumura | 2019-07-30 |
| 9878541 | Water-based ink set for ink-jet recording and ink-jet recording apparatus | Yuki Okumura, Hiroyuki Tanaka | 2018-01-30 |
| 9862848 | Ink set | Kenjiro Imai, Hideji Fukaya, Ayako Ohishi, Akiko Kodama | 2018-01-09 |
| 9790389 | Water-based ink for ink-jet recording and ink cartridge | Yuki Okumura, Hiroyuki Tanaka | 2017-10-17 |
| 9752038 | Water-based ink for ink-jet recording, and ink-jet recording method | Yuki Okumura | 2017-09-05 |
| 9745485 | Water-based ink for ink-jet recording, ink cartridge, and ink-jet recording method | Shinpei Ito | 2017-08-29 |
| 9738802 | Water-based ink for ink-jet recording, ink cartridge, and ink-jet recording method | Hiroyuki Tanaka, Yuki Okumura | 2017-08-22 |
| 9732243 | Water-based ink for ink-jet recording and ink cartridge | Hiroyuki Tanaka, Yuki Okumura | 2017-08-15 |
| 9718977 | Water-based ink for ink-jet recording and method for evaluating water-based ink for ink-jet recording | Yuka Tsuzaka | 2017-08-01 |
| 9663674 | Water-based ink for ink-jet recording, ink cartridge, and ink-jet recording method | Hiroyuki Tanaka | 2017-05-30 |
| 9650527 | Water-based ink for ink-jet recording, ink cartridge, and ink-jet recording method | Hiroyuki Tanaka | 2017-05-16 |
| 9540530 | Water-based ink for ink-jet recording, ink cartridge and ink-jet recording apparatus | Michiko Aoyama | 2017-01-10 |