Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11169625 | Electronic pen | Shigeru Yamashita, Ryoji Kamiyama | 2021-11-09 |
| 11084069 | Chuck cleaner and cleaning method | Yoshihito Kobayashi | 2021-08-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11169625 | Electronic pen | Shigeru Yamashita, Ryoji Kamiyama | 2021-11-09 |
| 11084069 | Chuck cleaner and cleaning method | Yoshihito Kobayashi | 2021-08-10 |