Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131806 | Aqueous ink, ink cartridge, and ink jet recording method | Katsuhiro Hayashi, Kousuke Yamasaki, Tsuyoshi Kasai, Naotoshi Miyamachi, Otome Yamashita +6 more | 2018-11-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131806 | Aqueous ink, ink cartridge, and ink jet recording method | Katsuhiro Hayashi, Kousuke Yamasaki, Tsuyoshi Kasai, Naotoshi Miyamachi, Otome Yamashita +6 more | 2018-11-20 |