Hsiu-Tsen Chang

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Hsinchu City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Structure in the outer enveloping shells of christmas lamps
- Patent number 7,762,710
- Issue date Jul 27, 2010
- Hsiu-Tsin Chang
- F21 - LIGHTING
Information Patent Grant
Bulb assembly with a decorative cover
- Patent number 7,325,942
- Issue date Feb 5, 2008
- Hsiu-Tsen Chang
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Outer shell structure of a decoration lamp string
- Publication number 20100046238
- Publication date Feb 25, 2010
- Hsiu-Tsen Chang
- F21 - LIGHTING
Information Patent Application
Structure in the outer enveloping shells of Christmas lamps
- Publication number 20090303734
- Publication date Dec 10, 2009
- Hsiu-Tsin Chang
- F21 - LIGHTING
Information Patent Application
Bulb assembly with a decorative cover
- Publication number 20070159824
- Publication date Jul 12, 2007
- Hsiu-Tsen Chang
- F21 - LIGHTING