Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8844814 | Radio frequency identification automatic detecting system with antenna net | Li-Chih Chang, Tai-Hwa Liu, Yi-Chun Sung | 2014-09-30 |
| 8573495 | Radio frequency identification electronic device with enhancing surface wave-guide effect | Tai-Hwa Liu, Yi-Chun Sung, Li-Chi Chang | 2013-11-05 |