TREA

Iwei Technology Co., Ltd.

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Organization

  • Taipei, TW
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Contact pin structure
    • Patent number 8,157,597
    • Issue date Apr 17, 2012
    • Iwei Technology Co., Ltd.
    • I-Chang Chang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Current-to-voltage detection circuit
    • Patent number 7,498,798
    • Issue date Mar 3, 2009
    • Iwei Technology Co., Ltd.
    • I-Chang Chang
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Non-polarity charging device
    • Patent number 7,084,606
    • Issue date Aug 1, 2006
    • Iwei Technology Co., Ltd.
    • I-Chang Chang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric energy source having safety control device
    • Patent number 6,531,789
    • Issue date Mar 11, 2003
    • Iwei Technology Co., Ltd.
    • I Chang Chang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Multifunction power supply
    • Patent number D407065
    • Issue date Mar 23, 1999
    • Iwei Technology Co., Ltd.
    • Chang-I Chang
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Rechargeable/portable multi-voltage dc power supply
    • Patent number 5,321,349
    • Issue date Jun 14, 1994
    • Iwei Technology Co., Ltd.
    • I-Chang Chang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    76354356 - JUMPSTART
    • Serial number 76354356
    • Filing date Jan 3, 2002
    • IWEI TECHNOLOGY CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments