Chang-Wen Tsaur

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Tauyian, TW

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Patents Grantslast 30 patents

Information Patent Grant
Lower stop of zipper
- Patent number 7,036,191
- Issue date May 2, 2006
- Chang-Wen Tsaur
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Stop device for upper stops and a pull of a nylon zipper
- Patent number 6,701,585
- Issue date Mar 9, 2004
- Chang-Wen Tsaur
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Upper stopper structure of zipper
- Publication number 20050060848
- Publication date Mar 24, 2005
- Chang-Wen Tsaur
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Lower stop of zipper
- Publication number 20040205942
- Publication date Oct 21, 2004
- Chang-Wen Tsaur
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
STOP DEVICE FOR UPPER STOPS AND A PULL OF A NYLON ZIPPER
- Publication number 20040020018
- Publication date Feb 5, 2004
- Chang-Wen Tsaur
- A44 - HABERDASHERY JEWELLERY