Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11161354 | Drying device and printer incorporating the drying device | Osamu Takehira, Hirokazu Ikenoue, Amika Sagara | 2021-11-02 |
| 11040561 | Ink and processing liquid set, image forming method, and image forming device | Takashi Tamai, Dongsik Jang, Atsufumi Hanazawa, Satoshi Takahashi, Tsutomu Maekawa +1 more | 2021-06-22 |
| 10844235 | Ink, method of manufacturing ink, and ink cartridge | Yuusuke Koizuka, Kazukiyo Nagai, Tomoyuki Shimada, Shigeyuki Harada, Akihiko Matsuyama +3 more | 2020-11-24 |
| 10730319 | Drying device, liquid discharge apparatus, and drying method | Hideaki Nishimura, Yoshiaki Hoshino, Hirokazu Ikenoue, Amika Sagara | 2020-08-04 |
| 10603929 | Drying device and image forming apparatus | Ryota Iwasaki, Hiromi Sakaguchi, Kaori Toyama, Satoshi Takahashi, Toshihiro Yoshinuma +4 more | 2020-03-31 |
| 10370548 | Copolymer, ink including copolymer, and ink-stored container | Shigeyuki Harada, Akihiko Matsuyama, Masayuki Fukuoka, Takuya Yamazaki, Kazukiyo Nagai +3 more | 2019-08-06 |
| 10280321 | Ink, ink container, inkjet recording device, and recorded matter | Akihiko Matsuyama, Hiroshi Gotou, Michihiko Namba, Hidetoshi Fujii, Amika Sagara +7 more | 2019-05-07 |
| 10273373 | Ink and method for producing same, and ink stored container, printing method, and printing apparatus | Yuusuke Koizuka, Kazukiyo Nagai, Tomoyuki Shimada, Shigeyuki Harada, Koichiro Oyama +3 more | 2019-04-30 |
| 10233341 | Ink, method of manufacturing ink, and ink cartridge | Yuusuke Koizuka, Kazukiyo Nagai, Tomoyuki Shimada, Shigeyuki Harada, Akihiko Matsuyama +3 more | 2019-03-19 |
| 10113078 | Ink discharge device and ink discharge method | Keita Katoh, Hiroshi Gotou, Takahiro Yoshida, Akihiko Matsuyama, Masahiko Ishikawa | 2018-10-30 |
| 10035869 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Keita Katoh, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka +2 more | 2018-07-31 |
| 10011729 | Ink, method for producing ink, ink storage container, recording device, and recording method | Takuya Yamazaki, Takahiro Yoshida | 2018-07-03 |
| 10000656 | Ink, recorded matter, ink container, recording device, and recording method | Akihiko Matsuyama, Kazukiyo Nagai, Tomoyuki Shimada, Shigeyuki Harada, Akiyoshi Sabu +3 more | 2018-06-19 |
| 9988543 | Ink, ink stored container, inkjet recording apparatus, and recorded matter | Akihiko Matsuyama, Shigeyuki Harada, Masayuki Fukuoka, Takuya Yamazaki, Kazukiyo Nagai +3 more | 2018-06-05 |
| 9896530 | Copolymer, coloring material dispersion, ink, and ink store container | Shigeyuki Harada, Kazukiyo Nagai, Yuusuke Koizuka, Tomoyuki Shimada, Takuya Yamazaki +3 more | 2018-02-20 |
| 9850335 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Keita Katoh, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka +4 more | 2017-12-26 |
| 9850391 | Ink, ink stored container, inkjet printing method, and inkjet printing device | Masayuki Fukuoka, Shigeyuki Harada, Takuya Yamazaki, Kazukiyo Nagai, Yuusuke Koizuka +3 more | 2017-12-26 |
| 9777091 | Copolymer, ink, and ink container | Masayuki Fukuoka, Shigeyuki Harada, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka +4 more | 2017-10-03 |
| 9590187 | Substituent-eliminable diketopyrrolopyrrole derivative, organic semiconductor material precursor solution, organic semiconductor material, and organic semiconductor material film | Ryota Arai | 2017-03-07 |
| 9406887 | Solution, organic semiconductor material, organic semiconductor film, electronic device and electronic equipment | Ryota Arai | 2016-08-02 |
| 9365513 | Fullerene derivative, and method of preparing the same | Ryota Arai | 2016-06-14 |
| 9365670 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Keita Katoh, Masayuki Fukuoka, Kazukiyo Nagai, Yuusuke Koizuka +2 more | 2016-06-14 |
| 9353274 | Ink, ink cartridge, inkjet recording device, and copolymer | Keita Katoh, Shigeyuki Harada, Masayuki Fukuoka, Kazukiyo Nagai, Tomoyuki Shimada +2 more | 2016-05-31 |
| 9196843 | Fullerene derivative, and method of preparing the same | — | 2015-11-24 |
| 8557489 | Gallium phthalocyanine compound, gallium phthalocyanine composite pigment, method for preparing gallium phthalocyanine composite pigment, and electrophotographic photoconductor | Hiromi Sakaguchi, Masafumi Ohta | 2013-10-15 |