Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9963606 | Non-aqueous ink jet ink composition and ink jet recording method | Naoki Koike, Jun Ito, Kenichiro Kubota | 2018-05-08 |
| 9919520 | Ink jet recording method | Akihito Sao, Kenichiro Kubota, Jun Ito, Naoki Koike | 2018-03-20 |
| 9868287 | Ink jet recording apparatus and method for maintaining the same | Jun Ito, Kenichiro Kubota, Naoki Koike, Keiji Iida | 2018-01-16 |