Cheng-Tasn Chou

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Retractable drawbar device
- Patent number 5,926,915
- Issue date Jul 27, 1999
- Cheng-Tsan Chou
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Universal angle wheel assembly
- Patent number 5,875,519
- Issue date Mar 2, 1999
- Cheng-Tsan Chou
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Wheel assembly
- Patent number 5,873,145
- Issue date Feb 23, 1999
- Cheng-Tasn Chou
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Extensible handle assembly
- Patent number 5,864,921
- Issue date Feb 2, 1999
- Cheng-Tsan Chou
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Positioning device for a retractable handle
- Patent number 5,836,052
- Issue date Nov 17, 1998
- Cheng-Tsan Chou
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Extensible drawbar device of a trunk
- Patent number 5,644,816
- Issue date Jul 8, 1997
- Cheng-Tsan Chou
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Retractable handle assembly for a suitcase
- Patent number 5,636,410
- Issue date Jun 10, 1997
- Cheng-Tsan Chou
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Drawbar device
- Patent number 5,630,250
- Issue date May 20, 1997
- Cheng-Tsan Chou
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Adjustable towing handle for a trunk
- Patent number 5,447,217
- Issue date Sep 5, 1995
- Cheng-Tsan Chou
- A45 - HAND OR TRAVELLING ARTICLES