Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9302532 | Spoked wheel for a bicycle | — | 2016-04-05 |
| 8887395 | Method for assembling or disassembling spokes of a tubeless wheel | — | 2014-11-18 |
| 8023914 | Method for determining region where broadcasting receiver is located | Shiau-Shiu Ruan, Chang-Hung Lee | 2011-09-20 |
| 7956792 | Remote controller, electronic product system, and related method with memory capability | Chang-Hung Lee | 2011-06-07 |
| 7688750 | Method for detecting transmission quality | Chang-Hung Lee | 2010-03-30 |
| 6692412 | Interactive exercise apparatus structure | Wan-Chen Hsieh | 2004-02-17 |
| 6447429 | Body weight driven treadmill | Wan-Chen Hsieh | 2002-09-10 |