Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D693816 | Biometric security memory storage card | Wei Koh, Haitao Liu | 2013-11-19 |
| D659146 | Biometric security memory storage card | Wei Koh, Haitao Liu | 2012-05-08 |
| D632696 | Biometric security memory storage card | Wei Koh, Haitao Liu | 2011-02-15 |