Issued Patents All Time
Showing 1–25 of 27 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 | Keita Katoh, Hiroshi Gotou, Kazuhiko Umemura, Masaki Kudo | 2019-06-25 |
| 9752037 | Inkjet recording ink, ink cartridge, inkjet recording method, inkjet recording device and ink recorded matter | Minoru Hakiri, Mitsuru Naruse, Keita Katoh, 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 | Keita Katoh, 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, Keita Katoh, Masayuki Fukuoka, Mitsuru Naruse +2 more | 2017-04-11 |
| 9598589 | Inkjet ink, ink cartridge containing the inkjet ink, inkjet recording method using the inkjet ink, inkjet recording apparatus using the ink cartridge, and print formed by the inkjet ink | Mitsuru Naruse, Minoru Hakiri | 2017-03-21 |
| 9597891 | Inkjet ink, method of manufacturing inkjet ink, ink cartridge, and inkjet recording device | Mitsuru Naruse, Akihiko Matsuyama, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka | 2017-03-21 |
| 9441129 | Ink for inkjet recording, ink container, and inkjet recording device | Keita Katoh, Mitsuru Naruse, Akihiko Matsuyama, Kazukiyo Nagai, Yuusuke Koizuka | 2016-09-13 |
| 9359522 | Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter | Akihiko Matsuyama, Mitsuru Naruse, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka | 2016-06-07 |
| 9321926 | Ink for inkjet recording, ink cartridge, and ink-recorded matter | Keita Katoh, Shigeyuki Harada, Masayuki Fukuoka, Mitsuru Naruse, Akihiko Matsuyama +2 more | 2016-04-26 |
| 9309427 | Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter | Akihiko Matsuyama, Mitsuru Naruse, Kazukiyo Nagai, Keita Katoh, Yuusuke Koizuka | 2016-04-12 |
| 9267046 | Inkjet ink, ink cartridge, inkjet recording device, and inkjet printed matter | Akihiko Matsuyama, Mitsuru Naruse, Minoru Hakiri, Keita Katoh | 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 | Keita Katoh, Mitsuru Naruse, Akihiko Matsuyama, Minoru Hakiri, Kazukiyo Nagai +1 more | 2016-01-12 |
| 9217089 | Ink for inkjet recording | Kazukiyo Nagai, Yuusuke Koizuka, Mitsuru Naruse, Akihiko Matsuyama, Keita Katoh +2 more | 2015-12-22 |
| 9217091 | Inkjet recording ink and ink cartridge using the ink, inkjet recording apparatus, inkjet recording method and ink recorded matter | Keita Katoh, Mitsuru Naruse, Akihiko Matsuyama, Minoru Hakiri, Yuusuke Koizuka +4 more | 2015-12-22 |
| 9200169 | Inkjet recording ink, ink cartridge, and inkjet recording method | Mitsuru Naruse, Minoru Hakiri, Keita Katoh | 2015-12-01 |
| 9150745 | Inkjet ink, ink cartridge, inkjet recording device, and inkjet printed matter | Akihiko Matsuyama, Mitsuru Naruse, Minoru Hakiri, Keita Katoh | 2015-10-06 |
| 9139749 | Ink composition, recording method, printed matter, ink cartridge, and inkjet recording device | Akihiko Matsuyama, Mitsuru Naruse, Minoru Hakiri, Keita Katoh, Kazukiyo Nagai +1 more | 2015-09-22 |
| 9028056 | Ink for inkjet recording, ink container, inkjet recorder and recorded matter | Mitsuru Naruse, Akihiko Matsuyama, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka | 2015-05-12 |
| 8979989 | Ink for inkjet recording, ink cartridge and inkjet recording apparatus | Minoru Hakiri, Mitsuru Naruse | 2015-03-17 |
| 8974895 | Inkjet ink, ink storage container, inkjet recording device, and recorded matter | Mitsuru Naruse, Keita Katoh, Akihiko Matsuyama, Kazukiyo Nagai, Yuusuke Koizuka | 2015-03-10 |
| 8960885 | 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 | Keita Katoh, Mitsuru Naruse, Akihiko Matsuyama, Minoru Hakiri, Kazukiyo Nagai +1 more | 2015-02-24 |
| 8815002 | Inkjet recording ink | Minoru Hakiri, Mitsuru Naruse, Naoya Morohoshi | 2014-08-26 |
| 5875711 | Heat sensitive stencil having a porous substrate with tightly bound fibers | Hiroshi Tateishi | 1999-03-02 |
| 5219637 | Thermosensitive stencil paper | Fumiaki Arai, Shoichi Sugiyama, Yuji Natori, Hideyuki Yamaguchi | 1993-06-15 |