Issued Patents 2023
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11809644 | Electronic pen, electronic pen cartridge, and electronic pen main unit | — | 2023-11-07 |
| D1001130 | Cartridge for an electronic pen | Masamitsu Ito, Toshihiko Horie | 2023-10-10 |
| 11714498 | Electronic pen core body and electronic pen | Toshihiko Horie, Masamitsu Ito, Daisuke Watanabe | 2023-08-01 |
| 11662834 | Electronic erasing device and writing information processing system | Toshihiko Horie, Masamitsu Ito, Shigeru Yamashita, Fujii Kosuke | 2023-05-30 |
| D978966 | Cartridge for an electronic pen | Masamitsu Ito, Toshihiko Horie | 2023-02-21 |
| D978243 | Cartridge for an electronic pen | Masamitsu Ito, Toshihiko Horie | 2023-02-14 |
| 11573649 | Electronic pen core body and electronic pen | Toshihiko Horie, Masamitsu Ito, Daisuke Watanabe | 2023-02-07 |