Ju-Chang Chen

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Taipei City, TW

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Patents Applicationslast 30 patents

Information Patent Application
FAST-DISMANTLING SAFE BLIND
- Publication number 20110247769
- Publication date Oct 13, 2011
- Ju-Chang Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
ROLL-UP BLIND WITH A BETTER SAFETY FEATURE
- Publication number 20110247767
- Publication date Oct 13, 2011
- Ju-Chang Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
FIXED STRUCTURE OF ATTACHING BLACKOUT FABRIC AND CURTAIN
- Publication number 20080023158
- Publication date Jan 31, 2008
- Ju-Chang Chen
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
METHOD FOR MANUFACTURING LOUVERS OF A SHUTTER
- Publication number 20070283541
- Publication date Dec 13, 2007
- Ju-Chang Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Rolling up curtain device
- Publication number 20070169900
- Publication date Jul 26, 2007
- Ju-Chang Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Window blind carrier slide
- Publication number 20070136986
- Publication date Jun 21, 2007
- Ju-Chang Chen
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS