Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9632596 | Micro touch pen structure having a pen core unit with a stop portion | — | 2017-04-25 |
| 9535513 | Thin electromagnetic handwriting pen and method of manufacturing the same | Hung-I Wang, Cheng-Lu Liu | 2017-01-03 |