Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9333980 | Assistance device for climbing stairs | Li-Heng Chang, Yu-Zen Tseng, Chin-Chia Liu | 2016-05-10 |
| 9144707 | Exercisers with smart manage system and methods using the same | David Lai, Chiu-Chieh Chen, Ching-Yu Chuang, Chung-Kai HUANG | 2015-09-29 |
| 6733419 | Exercise pattern control method and system for connecting rod locus-type exercise apparatus | Hung-Sheng Wu, Chun-Ho Chen, Mu-Jo Wu | 2004-05-11 |
| 6037746 | Charging device on a vehicle to charge an electric bicycle | Wu Hung Sheng, Wu Meng Chi | 2000-03-14 |