Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10474247 | Electronic devices with touch screen and optical wave plate assembly thereof | — | 2019-11-12 |
| 10466892 | Interactive handwriting display device and interactive handwriting capture device | Hsien-Ching CHANG | 2019-11-05 |
| 10444859 | Digital stylus | — | 2019-10-15 |