Zhi-Yuan Yang

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 6,481,617
- Issue date Nov 19, 2002
- Zhi-Yuan Yang
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
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- Publication number 20020124481
- Publication date Sep 12, 2002
- Zhi-Yuan Yang
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL