Heng-Hsiang Chang

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Tainan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Linear guiding apparatus
- Patent number 7,486,423
- Issue date Feb 3, 2009
- Heng-Hsiang Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Linear guiding apparatus
- Patent number 7,154,643
- Issue date Dec 26, 2006
- Heng-Hsiang Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Linear guiding apparatus
- Publication number 20060291011
- Publication date Dec 28, 2006
- Transpacific IP, Ltd.
- Heng-Hsiang Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for quantifying a rapid immunochromatographic...
- Publication number 20050059160
- Publication date Mar 17, 2005
- Hansen-H. Tsai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Linear guiding apparatus
- Publication number 20040055411
- Publication date Mar 25, 2004
- Heng-Hsiang Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE