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Pi-Chun Chen

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  • Changhua Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Document sensor and sensing method
    • Patent number 6,655,680
    • Issue date Dec 2, 2003
    • Umax Data Systems, Inc.
    • Yin-Chun Huang
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Friction plate coupling structure
    • Patent number 6,616,136
    • Issue date Sep 9, 2003
    • Umax Data Systems, Inc.
    • Yin-Chun Huang
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    DOCUMENT SENSOR AND SENSING METHOD
    • Publication number 20030227126
    • Publication date Dec 11, 2003
    • Yin-Chun Huang
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL