Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10137690 | Ink jet recording apparatus and ink jet recording method | Ryosuke Hirokawa, Toru Yamane, Hiroaki Motooka | 2018-11-27 |
| 10071567 | Ink jet recording method and ink jet recording apparatus | Ryosuke Hirokawa | 2018-09-11 |