Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8905318 | Composite type multi-mode electronic seal | Ming-Town Lee, Feng-Yu Chang, Tung-Jung Hsu | 2014-12-09 |
| 8742931 | Electronic seal with multiple means of identification and method based on electronic seal for inspecting goods | Ming-Town Lee, Yu-Cheng Chang | 2014-06-03 |