Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6889993 | Wheelchair having foldable backrest module and seat module | Zen-Jye Chen, Wen-Huei Chung, Shsu-Tung Chu, Chi-Ming Shih | 2005-05-10 |
| 6834871 | Full-function modularized assembly structure of a wheelchair | Zen-Jye Chen, Hsiang-Suen Lin, Wen-Huei Chung, Shsu-Tung Chu, Chi-Ming Shih | 2004-12-28 |
| 6648359 | Adjustable connection device for connecting parts of wheel chairs | Zen-Jye Chen, Wen-Huei Chung | 2003-11-18 |