Cheng-Kan Wen

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Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Brake for caster
- Patent number 6,219,881
- Issue date Apr 24, 2001
- Cheng-Kan Wen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drawer lock improvement
- Patent number 5,862,689
- Issue date Jan 26, 1999
- Cheng-Kan Wen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Vibration and noise reducing workbench structure
- Publication number 20080029182
- Publication date Feb 7, 2008
- Cheng-Kan Wen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Interlock device for locker
- Publication number 20050210933
- Publication date Sep 29, 2005
- Cheng-Kan Wen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES