Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7375655 | Keyboard without ghost keys | — | 2008-05-20 |
| 6992600 | Method for configuring button keys on a membrane | — | 2006-01-31 |
| 6969815 | Keyboard key capable of lowering its overall height | — | 2005-11-29 |
| 6924447 | Waterproof structure of printed circuit board | Ching Chen | 2005-08-02 |
| 6810579 | Method for manufacturing membranes | — | 2004-11-02 |