Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11023057 | Stylus structure having a barrier unit for contacting with a trigger component | Yi-Chih Chang, Ju-Ming Lin | 2021-06-01 |
| 10895930 | Message erasing device and message erasing system | Yi-Chih Chang | 2021-01-19 |
| 9766687 | Capacitive stylus with power saving apparatus | A-Li Wong | 2017-09-19 |
| 9733733 | Magnetic attractive capacitive stylus | A-Li Wong | 2017-08-15 |
| 9639182 | Capacitive stylus with eraser | A-Li Wong | 2017-05-02 |