Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10888142 | Synchronous opening and closing structure and backpack with the same | Chi-Sheng Wang, Ju-Huai Lin | 2021-01-12 |
| 4874974 | Motor with an auto output adjusting device | — | 1989-10-17 |
| 4689527 | Double driving device for machines | — | 1987-08-25 |