Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10246117 | Hand-driven, wheeled carrier deceleration device and hand-driven, wheeled carrier having the same | Li-Sheng Chien | 2019-04-02 |
| 9655418 | Suitcase with removable walking-stick extensible rod | Li-Sheng Chien | 2017-05-23 |
| 9644827 | Light-emitting tip for a crutch | Li-Sheng Chien | 2017-05-09 |
| 9226556 | Foot base for assistive device | Li-Sheng Chien | 2016-01-05 |
| 9131753 | Walking stick handle structure | Li-Sheng Chien | 2015-09-15 |
| 8074306 | Rotatable and positionable bathing seat | Li-Sheng Chien | 2011-12-13 |
| 7753324 | Sucking disc apparatus capable of detecting adhesive force | Li-Sheng Chien | 2010-07-13 |
| 7475860 | Adsorption-detecting device | Li-Sheng Chien | 2009-01-13 |
| 7455269 | Suction device | Li-Sheng Chien | 2008-11-25 |
| 6752229 | Vehicle with motor and engine | — | 2004-06-22 |
| 6564894 | Power transmission arrangement for kick scooter | — | 2003-05-20 |
| D464002 | Scooter | — | 2002-10-08 |