Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10130840 | Passive muscle training device and method for driving the same | Yu-Chu Chen | 2018-11-20 |
| 7896777 | Multi-dimensional arm and wrist training device capable of changing weight | Chi Shi | 2011-03-01 |
| 7367957 | Vibration training apparatus for linearly changing vibration amplitude | Yu-Chu Chen, David Shih | 2008-05-06 |