Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11499062 | Ink, ink set, ink container, image forming method, and image forming apparatus | Hiroshi Gotou, Yoshiaki Masuda, Masahiko Ishikawa, Masaki Kudo, Kazuhiko Umemura +3 more | 2022-11-15 |
| 10328722 | Image forming method and image forming apparatus | Hiroshi Gotou, Masayasu Nonogaki, Kazuhiko Umemura, Masaki Kudo | 2019-06-25 |
| 10131805 | Ink, ink stored container, inkjet recording apparatus, and printed matter | Hiroshi Gotou, Yuuki Yokohama, Hiromi Sakaguchi, Yukiko Takamura | 2018-11-20 |
| 10113078 | Ink discharge device and ink discharge method | Hiroshi Gotou, Takahiro Yoshida, Akihiko Matsuyama, Masahiko Ishikawa, Yoshiki Yanagawa | 2018-10-30 |
| 10035869 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Yoshiki Yanagawa, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka +2 more | 2018-07-31 |
| 10016987 | Image forming method and image forming system | — | 2018-07-10 |
| 9938421 | Set of ink and print medium, inkjet printing method, inkjet printing apparatus, printed matter, ink, and ink stored container | Yukiko Takamura, Hiroshi Gotou, Yuuki Yokohama, Hiromi Sakaguchi | 2018-04-10 |
| 9873809 | Ink, image forming method, image forming apparatus, and recorded matter | Hiroshi Gotou, Yuuki Yokohama, Yukiko Takamura, Hiromi Sakaguchi | 2018-01-23 |
| 9850335 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka, Tomoyuki Shimada +4 more | 2017-12-26 |
| 9777091 | Copolymer, ink, and ink container | Masayuki Fukuoka, Shigeyuki Harada, Yoshiki Yanagawa, Kazukiyo Nagai, Yuusuke Koizuka +4 more | 2017-10-03 |
| 9752037 | Inkjet recording ink, ink cartridge, inkjet recording method, inkjet recording device and ink recorded matter | Minoru Hakiri, Mitsuru Naruse, Masayasu Nonogaki, Akihiko Matsuyama, Kazukiyo Nagai +3 more | 2017-09-05 |
| 9688871 | Inkjet recording ink and ink cartridge using the ink, inkjet recording apparatus, inkjet recording method and ink recording matter | Masayasu Nonogaki, Minoru Hakiri, Mitsuru Naruse, Akihiko Matsuyama, Kazukiyo Nagai +4 more | 2017-06-27 |
| 9617439 | Ink composition, ink cartridge, ink recording device, and recorded matter | Akihiko Matsuyama, Shigeyuki Harada, Masayuki Fukuoka, Mitsuru Naruse, Kazukiyo Nagai +2 more | 2017-04-11 |
| 9597891 | Inkjet ink, method of manufacturing inkjet ink, ink cartridge, and inkjet recording device | Masayasu Nonogaki, Mitsuru Naruse, Akihiko Matsuyama, Kazukiyo Nagai, Yuusuke Koizuka | 2017-03-21 |
| 9441129 | Ink for inkjet recording, ink container, and inkjet recording device | Mitsuru Naruse, Masayasu Nonogaki, Akihiko Matsuyama, Kazukiyo Nagai, Yuusuke Koizuka | 2016-09-13 |
| 9422437 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka | 2016-08-23 |
| 9416284 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka | 2016-08-16 |
| 9365670 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Yoshiki Yanagawa, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka +2 more | 2016-06-14 |
| 9359522 | Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter | Akihiko Matsuyama, Mitsuru Naruse, Masayasu Nonogaki, Kazukiyo Nagai, Yuusuke Koizuka | 2016-06-07 |
| 9353274 | Ink, ink cartridge, inkjet recording device, and copolymer | Shigeyuki Harada, Yoshiki Yanagawa, Masayuki Fukuoka, Kazukiyo Nagai, Tomoyuki Shimada +2 more | 2016-05-31 |
| 9321926 | Ink for inkjet recording, ink cartridge, and ink-recorded matter | Shigeyuki Harada, Masayuki Fukuoka, Mitsuru Naruse, Masayasu Nonogaki, Akihiko Matsuyama +2 more | 2016-04-26 |
| 9309427 | Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter | Akihiko Matsuyama, Mitsuru Naruse, Masayasu Nonogaki, Kazukiyo Nagai, Yuusuke Koizuka | 2016-04-12 |
| 9267046 | Inkjet ink, ink cartridge, inkjet recording device, and inkjet printed matter | Akihiko Matsuyama, Mitsuru Naruse, Masayasu Nonogaki, Minoru Hakiri | 2016-02-23 |
| 9234110 | Ink for inkjet recording, and ink cartridge, inkjet recording method, inkjet recorder, ink-recorded matter and method of producing the ink-recorded matter using the ink | Mitsuru Naruse, Akihiko Matsuyama, Masayasu Nonogaki, Minoru Hakiri, Kazukiyo Nagai +1 more | 2016-01-12 |
| 9217091 | Inkjet recording ink and ink cartridge using the ink, inkjet recording apparatus, inkjet recording method and ink recorded matter | Mitsuru Naruse, Akihiko Matsuyama, Masayasu Nonogaki, Minoru Hakiri, Yuusuke Koizuka +4 more | 2015-12-22 |