John Wan

Person

  • San Marino, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid sampling and detecting device

    • Patent number D645769
    • Issue date Sep 27, 2011
    • W.H.P.M. Bioresearch & Technology Co., Ltd.
    • John Wan
    • D10 - Measuring, testing, or signalling instruments