Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253200 | Aqueous ink, ink cartridge, and ink jet recording method | Minako Kawabe, Masashi Yamamoto | 2019-04-09 |
| 10240053 | Aqueous ink, ink cartridge, and ink jet recording method | Kazuya Nushiro, Takashi Saito, Yukako Tamanuki | 2019-03-26 |
| 10233343 | Aqueous ink, ink cartridge, and ink jet recording method | Satoshi Takebayashi, Shuichi Okazaki, Minako Kawabe, Yuko Nishiwaki, Eriko Kawakita | 2019-03-19 |