Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066184 | Optically readable marking sheet and reading apparatus and method therefor | Kevin Kwong-Tai Chung | 2011-11-29 |
| 7988047 | Method for decoding an optically readable sheet | Kevin Kwong-Tai Chung | 2011-08-02 |
| 7975920 | Electronic voting method and system employing a machine readable ballot envelope | Kevin Kwong-Tai Chung | 2011-07-12 |