Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10802614 | Electronic circuit of electronic pen and electronic pen | — | 2020-10-13 |
| 10656733 | Electronic pen | — | 2020-05-19 |
| 10587137 | Method of operating a battery and structure therefor | Seiji Takai | 2020-03-10 |
| 10579183 | Touch panel, signal processing device, and coupling method | Hideyuki Hara, Sadao Yamamoto | 2020-03-03 |