Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11907482 | Pen detection system | — | 2024-02-20 |
| 11604546 | Pen detection system | — | 2023-03-14 |
| 11249602 | Pen detection system | — | 2022-02-15 |
| 10732734 | Transmitting type electronic pen and signal transmitting circuit thereof | — | 2020-08-04 |
| 10289221 | Electrostatic pen | Yasuo Oda | 2019-05-14 |