Tony Chang

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Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Wall lamp with a rotating inner shade
- Patent number 6,631,999
- Issue date Oct 14, 2003
- Taitech International Corporation
- Tony Chang
- F21 - LIGHTING
Information Patent Grant
Reinforced swing seat
- Patent number 5,238,456
- Issue date Aug 24, 1993
- Tony Chang
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Exercise System and Physiological Information Sensing Device Thereof
- Publication number 20100210420
- Publication date Aug 19, 2010
- Tony Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
WALL LAMP WITH A ROTATING INNER SHADE
- Publication number 20030193797
- Publication date Oct 16, 2003
- Tony Chang
- F21 - LIGHTING