Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10279503 | Cutting pen, cutting plotter, and blade extension amount control method of cutting plotter | Ryoichi Oka, Kazuhiro Watanabe | 2019-05-07 |
| 10173364 | Control method of embossing apparatus | Ryoichi Oka, Kazuhiro Watanabe | 2019-01-08 |