Ko Chen Tung

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Taichung 437, TW

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Patents Grantslast 30 patents

Information Patent Grant
Folding and positioning device of scooter
- Patent number 6,428,021
- Issue date Aug 6, 2002
- Ko Chen Tung
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Driving brake assembly of scooter
- Patent number 6,318,491
- Issue date Nov 20, 2001
- Ko Chen Tung
- B60 - VEHICLES IN GENERAL