Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11132074 | Active stylus | Hideyuki Hara, Nobutaka Ide | 2021-09-28 |
| 11099661 | Pointer, position detection apparatus and position detection method | Sadao Yamamoto, Yoshihisa Sugiyama | 2021-08-24 |
| 11086457 | Position pointer | Masaki Yagi, Yoshihisa Sugiyama | 2021-08-10 |
| 11048366 | Sensor controller, position indicator, and position detecting system | Sadao Yamamoto | 2021-06-29 |
| 11016586 | Method using active stylus and sensor controller, sensor controller, and active stylus | Sadao Yamamoto, Masahiko Yamada | 2021-05-25 |
| 10983610 | Electronic pen and coordinate input apparatus | Hideyuki Hara | 2021-04-20 |
| 10963115 | Position indicator and writing information processing apparatus | — | 2021-03-30 |