Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11518898 | Ink set and method for producing printed article | Naoaki Iioka, Yuri Shouji, Masaki Hosaka | 2022-12-06 |
| 11124664 | Ink and ink set | Maiko Kitade, Yuri Shouji, Masaki Hosaka, Saki Fukui | 2021-09-21 |