Issued Patents 2016
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9422437 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka | 2016-08-23 |
| 9416284 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka | 2016-08-16 |
| 9365670 | Copolymer, aqueous ink, and ink cartridge | Shigeyuki Harada, Yoshiki Yanagawa, Keita Katoh, Kazukiyo Nagai, Yuusuke Koizuka +2 more | 2016-06-14 |
| 9353274 | Ink, ink cartridge, inkjet recording device, and copolymer | Keita Katoh, Shigeyuki Harada, Yoshiki Yanagawa, Kazukiyo Nagai, Tomoyuki Shimada +2 more | 2016-05-31 |
| 9321926 | Ink for inkjet recording, ink cartridge, and ink-recorded matter | Keita Katoh, Shigeyuki Harada, Mitsuru Naruse, Masayasu Nonogaki, Akihiko Matsuyama +2 more | 2016-04-26 |