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Chin-Ching Yen

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  • Lu-Kang, Chang Hua Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Waste car disposer
    • Patent number 5,619,934
    • Issue date Apr 15, 1997
    • Chin-Ching Yen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Garbage disposal system
    • Patent number 5,372,077
    • Issue date Dec 13, 1994
    • Chin-Ching Yen
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...