Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11933330 | Pneumatic hydraulic retractable device | NIEN-TENG KUO | 2024-03-19 |
| 11572963 | Pneumatic-hydraulic control valve | NIEN-TENG KUO, Yu-An Lin | 2023-02-07 |
| 10227101 | Pneumatic and hydraulic elevating seat tube assembly of bicycle | Wen-Chia Kuo | 2019-03-12 |
| 6851694 | Tricycle | — | 2005-02-08 |
| 6517093 | Foldable tricycle | — | 2003-02-11 |
| 6474900 | Fast dismantling device | — | 2002-11-05 |
| 6467781 | Tricycle | — | 2002-10-22 |
| 6467986 | Bending mechanism of rod | — | 2002-10-22 |
| D456459 | Jumping rods | — | 2002-04-30 |